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B2 noun #6,000 mais comum 9 min de leitura

菌類

kinrui Top 6,000

Pratique Exemplos Notas e dicas 菌類 em 30 segundos

Explicação 菌類 in your Level:

At the A1 level, you don't really need to use the word 'kinrui'. It is a big, scientific word. Instead, you should learn 'kinoko' (mushroom) and 'kabi' (mold). These are the words you see in daily life. 'Kinrui' is like saying 'Fungi' instead of 'Mushroom'. If you see the kanji 菌, just think 'tiny living things like germs or mushrooms'. You might see this word in a very simple picture book about nature, but you won't need to speak it yet. Just remember that it is a group of things that includes mushrooms.

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At the A2 level, you might start seeing 'kinrui' in simple science texts or at the zoo/museum. You should know that it is a noun and it means the whole group of mushrooms, molds, and yeasts. You can use it in simple sentences like 'Kinrui wa omoshiroi desu' (Fungi are interesting). You should also notice the 'rui' (類) part, which means 'group' or 'kind'. This will help you learn other words later, like 'mammals' or 'birds'. Don't worry about the scientific details yet, just know it's a category name.

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At the B1 level, you should be able to understand 'kinrui' when you hear it in a documentary or read it in a news article about the environment. You should start to distinguish it from 'saikin' (bacteria). For example, you might talk about how 'kinrui' are important for making miso or sake. You can use it in sentences like 'Nihon no shokubunka ni wa kinrui ga kakasemasen' (Fungi are indispensable to Japanese food culture). You are moving beyond just 'mushrooms' and starting to use the more formal, categorical term.

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At the B2 level, you are expected to use 'kinrui' correctly in academic or professional discussions. You should know that fungi are decomposers (bunkaisha) and that they are different from plants because they don't do photosynthesis. You should be able to explain the role of fungi in an ecosystem using this word. You should also be comfortable with compound words like 'kinrui-gaku' (mycology). This is the level where you stop using 'kinoko' when you are actually talking about the biological kingdom of fungi.

At the C1 level, you should have a nuanced understanding of 'kinrui'. You might discuss the symbiotic relationships (kyousei) between fungi and trees, or the industrial applications of specific fungi in biotechnology. You should be able to read complex scientific papers that use 'kinrui' and 'shinkin' (true fungi) and understand the subtle difference in register. Your vocabulary should include related terms like 'kinshi' (mycelium) and 'houshi' (spores). You can engage in high-level debates about biodiversity where 'kinrui' is a key term.

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At the C2 level, 'kinrui' is just one part of a vast scientific vocabulary. You can discuss the evolutionary history of 'kinrui' and their divergence from the animal kingdom. You might use the term in philosophical or metaphorical ways, discussing the 'rhizomatic' nature of fungal networks in society or literature. You can handle any technical text, from medical journals discussing 'shinkin-sho' (fungal infections) to environmental policy documents regarding the protection of fungal biodiversity in ancient forests. Your usage is indistinguishable from a native specialist.

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Pratique Exemplos Notas e dicas

菌類 em 30 segundos

菌類 (Kinrui) is the formal Japanese term for the biological kingdom of Fungi.
It encompasses mushrooms (kinoko), molds (kabi), and yeasts (koubo).
Fungi are essential decomposers in ecosystems and are distinct from plants and bacteria.
The term is used primarily in scientific, educational, and formal contexts.

The term 菌類 (kinrui) refers to the biological kingdom of Fungi. In a strictly scientific sense, it encompasses a vast array of organisms that are neither plants nor animals. While many English speakers might immediately think of mushrooms when they hear 'fungi', the Japanese word 菌類 is much broader, covering everything from the microscopic yeast used to brew sake to the mold that grows on bread, and the complex networks of mycelium beneath the forest floor. Understanding this word requires stepping away from the kitchen and into the laboratory or the deep woods of Japan, where fungi play a critical role in the ecosystem as decomposers.

Biological Classification: In Japanese taxonomy, 菌類 is the formal name for the kingdom Fungi. It is distinct from 細菌 (saikin - bacteria) and 植物 (shokubutsu - plants). Learners often confuse these because the kanji '菌' appears in both 'bacteria' and 'fungi'.
The Role of Decomposers: The word is frequently used when discussing ecology. 菌類 are the primary 分解者 (bunkaisha - decomposers) in Japanese forests, breaking down organic matter and recycling nutrients. This technical nuance is why you see the word in environmental reports more often than in casual conversation about dinner.

森の生態系において、菌類は有機物を分解する重要な役割を担っています。(In the forest ecosystem, fungi play an important role in decomposing organic matter.)

You will encounter this word most frequently in academic settings, nature documentaries (like those on NHK), and scientific literature. While a child might say 'kinoko' (mushroom), a biologist or a serious nature enthusiast will use 'kinrui' to encompass the entire fungal variety. It is a word that carries an air of precision. For instance, when discussing the fermentation process of Japanese miso or soy sauce, experts refer to the specific 菌類 involved, such as Aspergillus oryzae (koji-kin). This highlights the cultural importance of fungi in Japanese gastronomy, even if the term itself sounds clinical.

この湿地帯には、まだ発見されていない未知の菌類が多く生息していると考えられている。(It is thought that many undiscovered fungi inhabit this wetland area.)

Scope of the Word: The 'rui' (類) suffix means 'category' or 'kind.' Therefore, 菌類 literally means 'the category of microbes/fungi.' It is a collective noun. You wouldn't point to a single mushroom and say 'This is a kinrui'; instead, you would say 'This is a species of kinrui.'

Finally, it is worth noting the distinction between 菌類 and 真菌 (shinkin). While often used interchangeably in casual scientific talk, 真菌 is the more precise biological term for 'Eumycota' (true fungi), whereas 菌類 is the more common academic term used in general education and textbooks. When you use 菌類, you are positioning yourself as someone with a solid grasp of natural sciences in Japanese.

Using 菌類 (kinrui) correctly involves understanding its grammatical role as a collective noun. It functions as a standard noun and can be the subject, object, or part of a descriptive phrase. Because it is a technical term, it is rarely used with lighthearted or slangy particles. Instead, it pairs with formal verbs like 分類する (bunrui suru - to classify), 生息する (seisoku suru - to inhabit), or 構成する (kousei suru - to constitute).

As a Subject: When 菌類 is the subject, it often describes a biological process or a status. Example: '菌類が繁殖する' (Fungi multiply/reproduce). This is common in scientific reports.
Modifying Other Nouns: You will often see it followed by the particle 'の' to describe types or research. Example: '菌類の研究' (Research of fungi) or '菌類の図鑑' (An illustrated book of fungi).

最新の研究により、この菌類には抗がん作用があることが判明した。(According to the latest research, it was found that this fungus has anti-cancer properties.)

In a sentence, 菌類 is often contrasted with other kingdoms of life. For example, '菌類は光合成を行わないため、植物とは異なります' (Because fungi do not perform photosynthesis, they differ from plants). Here, the contrast highlights the scientific definition. If you were talking about mushrooms in a kitchen, you would use 'キノコ' (kinoko), but if you were talking about the nutritional value of 'mushrooms' as a biological group in a health journal, 菌類 would be the preferred term.

地衣類は、菌類と藻類が共生してできた生物です。(Lichens are organisms formed by the symbiosis of fungi and algae.)

One specific area where 菌類 appears is in the discussion of 'fermentation' (発酵 - hakkou). While 'kobo' (yeast) is the common word, technical descriptions of the fermentation of 'miso' or 'shoyu' will categorize the starters as 菌類. For example, '麹菌は、日本の食文化に欠かせない菌類の一種です' (Koji mold is a type of fungi indispensable to Japanese food culture). This usage bridges the gap between science and daily life, showing how fungi are integral to the Japanese palate.

The word 菌類 (kinrui) isn't something you'll likely hear at a casual izakaya or while shopping for groceries, but it is omnipresent in Japanese educational and professional spheres. If you watch NHK's nature documentaries, such as 'Darwin's Amazing Animals' (ダーウィンが来た!), you will frequently hear the narrator describe the 'mysterious world of 菌類' in the forest soil. It sounds authoritative and expansive, evoking a sense of hidden biological complexity.

In Education: Every Japanese student learns about the three kingdoms of life in junior high school biology. The word 菌類 is a staple of the curriculum, used to explain the carbon cycle and the difference between autotrophs (plants) and heterotrophs (animals and fungi).
Museums and Science Centers: If you visit the National Museum of Nature and Science in Ueno, Tokyo, the exhibits on biodiversity will use 菌類 extensively on their placards. It is the 'official' name used to label everything from truffles to dry rot.

「この博物館では、世界中の珍しい菌類の標本が展示されています。」(In this museum, rare specimens of fungi from around the world are on display.)

Another place you'll hear it is in the context of 'health and wellness' trends, though sometimes incorrectly. Some Japanese health gurus talk about 'kin-katsu' (菌活) - the activity of eating beneficial microbes. While this usually refers to bacteria in yogurt, more sophisticated discussions about medicinal mushrooms like 'Reishi' or 'Shiitake' will use 菌類 to describe their therapeutic properties. In these contexts, the word lends a sense of scientific credibility to the health claims.

「冬虫夏草は、昆虫に寄生する非常に特殊な菌類です。」(Cordyceps is a very special type of fungi that parasitizes insects.)

Finally, the news often uses 菌類 when reporting on environmental changes. For example, if a certain type of mold is destroying crops or if a new species of mushroom is discovered in a remote forest, the broadcaster will use the term 菌類 to maintain a neutral, journalistic tone. It is a word of facts, systems, and global classifications.

The most common mistake learners make with 菌類 (kinrui) is confusing it with other 'kin' (菌) words, particularly 細菌 (saikin - bacteria). While both are microscopic and can cause disease or help in fermentation, they belong to completely different biological domains. In English, we often say 'germs' to cover both, but in Japanese, calling a bacterium a 菌類 is a significant scientific error. Bacteria are prokaryotes, while fungi are eukaryotes.

Kinrui vs. Kinoko: Many learners use 菌類 when they just mean 'mushroom.' If you say 'I ate a delicious kinrui for dinner,' Japanese people will find it quite strange and overly clinical—like saying 'I consumed a savory fungus' in English. Use キノコ (kinoko) for eating and 菌類 for biology.
Confusion with Molds: While mold (カビ - kabi) is a member of the 菌類 kingdom, learners often forget this. They might think 菌類 only refers to things with caps and stems. Remember: all mushrooms are 菌類, but not all 菌類 are mushrooms.

❌ 昨日の夜、美味しい菌類をたくさん食べました。(Incorrect: 'I ate a lot of delicious fungi last night.')
✅ 昨日の夜、美味しいキノコをたくさん食べました。(Correct: 'I ate a lot of delicious mushrooms last night.')

Another subtle mistake is the pronunciation. Because the 'kin' in 菌 is a short vowel, it shouldn't be confused with 'kiin' (cause/origin). Also, the 'rui' should be clearly enunciated. Some learners accidentally say 'kin-rei' or 'kin-ri', which can lead to confusion with other technical terms. The word is a 'kango' (Chinese-derived word), so it should be spoken with the standard flat or slightly falling pitch accent typical of such compounds in Tokyo dialect.

Lastly, remember that 菌類 is a noun, not an adjective. You cannot say 'a kinrui forest' (菌類森). You must use the particle 'の' to create '菌類の森' (a forest of fungi). Misusing the particle or omitting it is a common grammatical slip for intermediate learners who are just starting to use more academic vocabulary.

While 菌類 (kinrui) is the general term for fungi, several related words describe specific subsets or similar organisms. Understanding the hierarchy of these terms is key to sounding like a native speaker. In scientific and everyday contexts, the choice of word depends entirely on the level of specificity required.

キノコ (Kinoko): The most common word for 'mushroom.' This refers specifically to the fruiting body of certain fungi. While all kinoko are part of the kinrui kingdom, the word kinoko is used for foraging, cooking, and visual identification.
カビ (Kabi): This means 'mold' or 'mildew.' Biologically, it's a type of kinrui that grows in filaments (hyphae). In daily life, it's usually negative (e.g., mold on bread), but in food production, it's essential (e.g., blue cheese or koji).
酵母 (Koubo): The word for 'yeast.' These are single-celled kinrui. This word is used in baking and brewing. Using kinrui instead of koubo when talking about bread-making would be confusingly vague.
細菌 (Saikin): Meaning 'bacteria.' As mentioned before, this is the most common 'false synonym.' Bacteria are microscopic but are not fungi. They are often grouped together in casual talk about 'germs' (菌 - kin), but they are biologically distinct.

「パンを作るには、酵母という菌類の一種が必要です。」(To make bread, a type of fungi called yeast is necessary.)

In professional contexts, you might also hear 真菌 (shinkin). This is often used in medicine. For example, 'athlete's foot' is caused by a 'shinkin' infection. Doctors use this term to distinguish fungal infections from bacterial (saikin) or viral (uirusu) ones. If you use 菌類 in a medical context, it sounds a bit like a textbook; if you use 真菌, it sounds like a professional diagnosis.

To summarize the hierarchy: 菌類 is the umbrella term. Under it, you have キノコ (mushrooms), カビ (molds), and 酵母 (yeasts). Outside of it, you have 細菌 (bacteria) and 藻類 (sourui - algae). Mastering these distinctions will significantly elevate your Japanese scientific literacy.

How Formal Is It?

Curiosidade

Before the modern era, fungi were considered a sub-category of plants. The word 'kinrui' only gained its modern scientific weight after Western biological classification was introduced to Japan in the Meiji era.

Guia de pronúncia

UK kʲiɴɾɯi

US kʲiɴɾɯi

In Tokyo Japanese, it follows a flat (Heiban) pitch accent pattern: kin-ru-i (low-high-high-high).

Rima com

人類 (Jinrui - humanity) 鳥類 (Chourui - birds) 魚類 (Gyorui - fish) 藻類 (Sourui - algae) 書類 (Shorui - documents) 種類 (Shurui - types) 衣類 (Irui - clothing) 部類 (Burui - category)

Erros comuns

Pronouncing 'rui' as 'ray' or 'ree'.
Elongating the 'kin' to 'kiin'.
Confusing the Japanese 'r' with an English 'l' or 'r'.
Stopping between 'kin' and 'rui' too abruptly.
Misplacing the pitch accent on the first syllable.

Nível de dificuldade

Leitura 4/5

The kanji 菌 is somewhat complex, but 類 is common. It's a standard JLPT N2 level word.

Escrita 5/5

Writing 菌 correctly with all its strokes requires practice.

Expressão oral 3/5

Pronunciation is straightforward as long as you don't trip over 'rui'.

Audição 3/5

Easy to recognize in science contexts because of the 'rui' suffix.

O que aprender depois

Pré-requisitos

きのこ (Mushroom) カビ (Mold) 植物 (Plant) 動物 (Animal) 種類 (Type)

Aprenda a seguir

細菌 (Bacteria) 微生物 (Microorganism) 発酵 (Fermentation) 生態系 (Ecosystem) 分類 (Classification)

Avançado

真菌症 (Mycosis) 菌糸体 (Mycelium) 酵素 (Enzyme) 代謝 (Metabolism) 系統学 (Phylogeny)

Gramática essencial

Noun + 類 (rui) for categories

哺乳類 (Mammals), 鳥類 (Birds), 菌類 (Fungi).

Noun + による (ni yoru) for causation/means

菌類による分解 (Decomposition by fungi).

Noun + の一種 (no isshu) for 'a type of'

これは菌類の一種です。(This is a type of fungus.)

Technical 'wa' vs 'ga' in definitions

菌類は... (Fungi are [general definition]) vs 菌類が... (Fungi [specific action]).

Te-form for biological processes

菌類が胞子を飛ばして増える。(Fungi release spores and multiply.)

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Exemplos por nível

これはきんるいの本です。

This is a book about fungi.

Simple A wa B desu structure.

きんるいは、いろいろな形があります。

Fungi come in many shapes.

Using 'iroiro na' to describe variety.

きのこは、きんるいの仲間です。

Mushrooms are a part of the fungi group.

Nakama means 'group' or 'member'.

森にきんるいがいます。

There are fungi in the forest.

Using 'imasu' for living organisms.

きんるいを見てみましょう。

Let's look at the fungi.

Volitional form 'mashou'.

これは何というきんるいですか？

What kind of fungus is this?

Asking for a name/type.

きんるいは小さくて見えません。

Fungi are small and cannot be seen.

Te-form for connecting adjectives.

きんるいが好きです。

I like fungi.

Standard 'ga suki desu' pattern.

菌類は植物とは違います。

Fungi are different from plants.

Using 'to wa chigaimasu' for contrast.

この菌類は食べられません。

This fungus is not edible.

Potential form 'taberareru' in the negative.

菌類について勉強しました。

I studied about fungi.

Using 'ni tsuite' (about).

たくさんの菌類が森に住んでいます。

Many fungi live in the forest.

Using 'sunde imasu' for inhabiting.

菌類は、落ち葉を分解します。

Fungi decompose fallen leaves.

Direct object 'o' with the verb 'bunkai suru'.

きれいな色の菌類を見つけました。

I found a brightly colored fungus.

Using 'mitsuketa' (found).

菌類は湿った場所が好きです。

Fungi like damp places.

Adjective 'shimatta' (damp) modifying 'basho' (place).

この図鑑で菌類の名前を調べます。

I will look up the names of fungi in this encyclopedia.

Using 'de' for the means/tool.

菌類は、地球の生態系で大切な役割を持っています。

Fungi have an important role in the Earth's ecosystem.

Formal sentence structure with 'yakuwari o motte imasu'.

パンの発酵には、イーストという菌類が使われます。

A fungus called yeast is used for bread fermentation.

Passive voice 'tsukawaremasu'.

抗生物質の中には、菌類から作られるものもあります。

Some antibiotics are made from fungi.

Using 'mono mo arimasu' (there are things that...).

湿気が多いと、食べ物に菌類が繁殖しやすくなります。

When there is high humidity, fungi tend to multiply on food easily.

Verb stem + 'yasuku naru' (becomes easy to...).

日本の味噌は、特定の菌類を利用して作られます。

Japanese miso is made using specific fungi.

Using 'riyou shite' (utilizing).

菌類の種類は、世界中で数百万以上あると言われています。

It is said that there are over millions of types of fungi worldwide.

Quotative 'to iwarete imasu'.

毒を持つ菌類には注意しなければなりません。

One must be careful of poisonous fungi.

Must-do form 'nakereba narimasen'.

科学者は新しい菌類を発見するために森へ行きました。

The scientist went to the forest to discover new fungi.

Purpose form 'tame ni'.

菌類は、有機物を無機物に分解する「分解者」です。

Fungi are 'decomposers' that break down organic matter into inorganic matter.

Technical terminology usage.

多くの植物は、根の周りに菌類を共生させて成長を助けてもらっています。

Many plants grow with the help of fungi living symbiotically around their roots.

Causative-benefactive 'shite moratte imasu'.

菌類による感染症は、真菌症と呼ばれます。

Infectious diseases caused by fungi are called mycoses.

Using 'ni yoru' (caused by).

この地域の菌類の多様性を守るための活動が行われています。

Activities are being carried out to protect the diversity of fungi in this region.

Passive voice 'okonawarete imasu'.

菌類は光合成を行わないため、独立栄養生物ではありません。

Because fungi do not perform photosynthesis, they are not autotrophs.

Formal reason 'tame' and formal negation 'dewa arimasen'.

最新のDNA解析により、菌類の進化の過程が明らかになってきました。

Through the latest DNA analysis, the evolutionary process of fungi has become clear.

Using 'ni yori' (by means of) and 'te kita' (gradual change).

環境汚染が菌類の生息数に与える影響を調査しています。

We are investigating the impact that environmental pollution has on fungal populations.

Relative clause modifying 'eikyou'.

菌類学は、生物学の中でも非常に奥が深い分野です。

Mycology is a very deep field within biology.

Using 'no naka de mo' (even within).

菌類と藻類の共生体である地衣類は、過酷な環境でも生存可能です。

Lichens, which are symbiotic organisms of fungi and algae, can survive even in harsh environments.

Apposition using 'de aru'.

菌類の細胞壁は、植物のセルロースではなくキチン質で構成されています。

The cell walls of fungi are composed of chitin rather than plant cellulose.

Contrastive 'de wa naku' and passive 'kousei sarete iru'.

森林の地中には、菌類が形成する巨大なネットワークが存在しています。

A vast network formed by fungi exists beneath the forest floor.

Relative clause 'kinrui ga keisei suru'.

特定の菌類が分泌する酵素は、工業製品の製造に応用されています。

Enzymes secreted by specific fungi are applied in the manufacturing of industrial products.

Scientific verb 'bunpitsu suru' (secrete).

菌類は、地球上の炭素循環において極めて重要な地位を占めています。

Fungi occupy an extremely important position in the Earth's carbon cycle.

Formal expression 'chii o shimete imasu'.

気候変動が菌類の分布に及ぼす長期的影響は、まだ完全には解明されていません。

The long-term effects of climate change on fungal distribution have not yet been fully elucidated.

Passive potential 'kaimei sarete imasen'.

菌類の二次代謝産物からは、多くの医薬品が開発されてきました。

Many pharmaceuticals have been developed from the secondary metabolites of fungi.

Passive present perfect 'kaihatsu sarete kita'.

バイオレメディエーションにおいて、菌類による汚染物質の分解能力が注目されています。

In bioremediation, the ability of fungi to decompose pollutants is attracting attention.

Topic marker 'ni oite' (in/at).

菌類の系統発生学的研究は、真核生物の初期進化に関する新たな知見を提供している。

Phylogenetic studies of fungi are providing new insights into the early evolution of eukaryotes.

Highly academic 'kango' vocabulary.

菌根菌による養分交換ネットワークは、森林コミュニティのレジリエンスを支える基盤である。

The nutrient exchange network via mycorrhizal fungi is the foundation supporting the resilience of forest communities.

Use of 'kiban' (foundation) and 'resilience'.

菌類の多様な代謝経路は、未踏のバイオテクノロジー的資源として期待されている。

The diverse metabolic pathways of fungi are expected to be an unexplored biotechnological resource.

Compound noun 'metabolic pathways'.

人為的な環境攪乱が、土壌中の菌類相の組成を不可逆的に変容させる恐れがある。

There is a risk that anthropogenic environmental disturbances may irreversibly transform the composition of fungal flora in the soil.

Formal 'osore ga aru' (there is a risk).

菌類学の進展は、従来の動植物二分法に基づく生命観に再考を迫っている。

Advances in mycology are forcing a reconsideration of the view of life based on the traditional animal-plant dichotomy.

Idiomatic 'saikou o semaru' (force a rethink).

極限環境微生物としての菌類は、宇宙生物学の観点からも極めて興味深い研究対象である。

Fungi as extremophiles are extremely interesting research subjects from the perspective of astrobiology.

Using 'no kanten kara' (from the perspective of).

菌類の形質転換技術の確立により、有用物質の高効率な生産が可能となった。

The establishment of transformation techniques for fungi has enabled the high-efficiency production of useful substances.

Formal result 'kanou to natta'.

菌類が織りなす微細な生態学的相互作用は、地球規模の物質循環を制御している。

The subtle ecological interactions woven by fungi control the global material cycle.

Metaphorical 'ori-nasu' (to weave).

Colocações comuns

菌類学

菌類の多様性

菌類が繁殖する

菌類を分類する

食用菌類

有毒菌類

菌類の胞子

菌類と共生する

菌類の研究者

菌類の図鑑

Frases Comuns

菌類の世界

— The world of fungi. Often used as a title for books or documentaries.

菌類の世界は謎に満ちている。

大型菌類

— Macro-fungi. This is the scientific term for mushrooms.

大型菌類の調査を行う。

微小菌類

— Micro-fungi. Refers to microscopic molds and yeasts.

土壌中の微小菌類を調べる。

有用菌類

— Useful fungi. Fungi that are beneficial to humans (e.g., for food or medicine).

有用菌類の活用が進んでいる。

木材腐朽菌類

— Wood-decay fungi. Fungi that rot wood.

木材腐朽菌類が倒木を分解する。

菌類相

— Fungal flora. The collective fungal life in a specific area.

この森の菌類相は豊かだ。

菌類由来の

— Derived from fungi. Used for chemicals or medicines.

菌類由来の成分を配合する。

菌類による分解

— Decomposition by fungi. A core ecological process.

菌類による分解が土を作る。

海洋菌類

— Marine fungi. Fungi that live in the ocean.

海洋菌類の研究はまだ遅れている。

寄生菌類

— Parasitic fungi. Fungi that live off other organisms.

昆虫に感染する寄生菌類。

Frequentemente confundido com

菌類 vs 細菌 (Saikin)

Bacteria. Often confused because both are 'kin', but they are different kingdoms.

菌類 vs 藻類 (Sourui)

Algae. Both are often studied together, but algae perform photosynthesis.

菌類 vs 粘菌 (Nenkin)

Slime molds. Formerly classified as fungi, but now in a different group.

Expressões idiomáticas

"菌類のように増える"

— To multiply like fungi. Used to describe something spreading rapidly and quietly.

新しい店が菌類のように街中に増えた。

Metaphorical

"菌類のネットワーク"

— Fungal network. Used as a metaphor for hidden, complex connections.

情報の菌類ネットワークが社会を支えている。

Modern/Abstract

"一菌一類"

— One fungus, one category. A specialized taxonomic concept (rarely used outside biology).

命名規則により一菌一類が原則だ。

Academic

"菌類の知恵"

— The wisdom of fungi. Refers to the survival strategies of fungi.

菌類の知恵に学ぶ持続可能性。

Philosophical

"菌類と踊る"

— To dance with fungi. A poetic way to describe mushroom foraging.

秋の森で菌類と踊るように歩く。

Literary

"菌類の目"

— Fungal eyes. To look at the world from an ecological, ground-level perspective.

菌類の目で森を観察する。

Poetic

"菌類の沈黙"

— The silence of fungi. Describing the quiet but powerful work they do.

菌類の沈黙が生命の循環を守る。

Literary

"菌類を育てる"

— To cultivate fungi. Often used metaphorically for nurturing something unseen.

心の中に創造性の菌類を育てる。

Metaphorical

"菌類に学ぶ"

— Learning from fungi. A common phrase in biomimicry discussions.

効率的な物流システムを菌類に学ぶ。

Business/Science

"菌類の王国"

— The kingdom of fungi. Emphasizing their dominance in the natural world.

足元には菌類の王国が広がっている。

Narrative

Fácil de confundir

菌類 vs 菌 (Kin)

It can mean either bacteria or fungi.

菌 is a general term; 菌類 is specific to the fungal kingdom.

「菌がついている」 (There are germs/fungi on it.)

菌類 vs 真菌 (Shinkin)

They both mean fungi.

真菌 is more technical/medical; 菌類 is more general/academic.

「真菌症の治療」 (Treatment for fungal infection.)

菌類 vs 酵母 (Koubo)

Yeast is a fungus.

酵母 is the specific single-celled type used in food; 菌類 is the whole kingdom.

「パンの酵母」 (Bread yeast.)

菌類 vs キノコ (Kinoko)

Mushrooms are the most visible fungi.

キノコ is the fruiting body; 菌類 includes the unseen parts and non-mushroom types.

「このキノコは菌類だ」 (This mushroom is a fungus.)

菌類 vs 細菌類 (Saikin-rui)

The 'rui' suffix makes it sound similar.

細菌類 refers to the category of bacteria; 菌類 refers to fungi.

「細菌類と菌類の研究」 (Research on bacteria and fungi.)

Padrões de frases

[A]は菌類の一種です。

キノコは菌類の一種です。

[A]には菌類が使われています。

このチーズには菌類が使われています。

菌類は[A]を分解する役割があります。

菌類は落ち葉を分解する役割があります。

菌類は植物と違って、[A]を行いません。

菌類は植物と違って、光合成を行いません。

菌類による[A]が、[B]に影響を与えている。

菌類による分解が、土壌の質に影響を与えている。

[A]は菌類と[B]の共生によって成り立つ。

地衣類は菌類と藻類の共生によって成り立つ。

菌類の系統発生的特徴は、[A]を示唆している。

菌類の系統発生的特徴は、独自の進化経路を示唆している。

菌類の多様な代謝機能の解明が、[A]に寄与する。

菌類の多様な代謝機能の解明が、新薬開発に寄与する。

Família de palavras

Substantivos

菌 (Kin - fungus/germ)

菌糸 (Kinshi - mycelium)

菌学 (Kingaku - mycology)

真菌 (Shinkin - true fungi)

Verbos

菌を植え付ける (Kin o uetsukeru - to inoculate)

繁殖する (Hanshoku suru - to multiply/proliferate)

Adjetivos

菌類的な (Kinruiteki na - fungal-like)

真菌性の (Shinkinsei no - fungal/mycotic)

Relacionado

キノコ (Mushroom)

カビ (Mold)

酵母 (Yeast)

発酵 (Fermentation)

分解 (Decomposition)

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Como usar

frequency

High in academic and environmental contexts; low in casual daily life.

Erros comuns

Using 菌類 for eating. → キノコ (Kinoko)
You eat 'kinoko', you study 'kinrui'.
Confusing 菌類 with 細菌. → Use 菌類 for fungi, 細菌 for bacteria.
They are biologically different kingdoms.
Saying 'Kinrui no mushroom'. → 菌類の一種であるキノコ
Using 'mushroom' (katakana) with 'kinrui' is redundant and awkward.
Writing 菌類 with the wrong radical. → Use the grass radical (艹).
Many people forget the top part of the kanji.
Omitting 'の' in '菌類の研究'. → 菌類の研究
You need the possessive particle to link these nouns.

Dicas

Use for Science

Always use 菌類 when you are talking about biology, ecology, or environmental science.

Bacteria vs Fungi

Remember: 菌類 (Fungi) vs 細菌 (Bacteria). Don't mix them up in a professional setting!

Kanji Breakdown

The top of 菌 is 'grass' (くさかんむり), which is ironic because fungi are not plants!

Koji-kin

If you like Japanese food, remember that Koji-kin is the most famous 菌類 in Japan.

Suffix Clue

When you hear '...rui', think 'Category of...'. This helps you decode many scientific words.

Flat Tone

Pronounce 'Kinrui' with a flat pitch to sound more like a native speaker.

Word Family

Learn 'Kingaku' (Mycology) at the same time to boost your academic vocabulary.

Humanity Link

Link 'Kinrui' with 'Jinrui' (Humanity) to remember the 'rui' part easily.

Stroke Order

Pay attention to the internal parts of 菌; it's easy to miss a stroke.

Forest Context

Fungi are the 'cleaning crew' of the forest. Use this mental image to remember their role.

Memorize

Mnemônico

Think of 'Kin' as 'King' and 'Rui' as 'Rule'. The Fungi kingdom (Kinrui) rules the forest floor!

Associação visual

Imagine a giant 'K' made of mushrooms and a 'R' made of moldy bread standing together in a forest.

Word Web

Biology Ecosystem Mushroom Mold Yeast Decomposition Forest Fermentation

Desafio

Try to find 3 items in your kitchen that were made with the help of 菌類 (e.g., bread, miso, cheese) and say 'Kore wa kinrui no okage desu' (This is thanks to fungi).

Origem da palavra

The word is a Sino-Japanese compound (Kango). '菌' (kin) originally referred to mushrooms or microbes in Chinese. '類' (rui) means category or kind.

Significado original: The category of mushrooms/germs.

Sino-Japanese (Kanji-based).

Contexto cultural

Be careful not to use 'kinrui' when you mean 'bacteria' in a medical context, as the treatments are different.

In English, 'fungi' can sometimes sound gross or medical. In Japanese, 'kinrui' is neutral and academic.

Moyashimon (Tales of Agriculture) - Anime about microbes. Nausicaä of the Valley of the Wind - Features a 'Sea of Corruption' made of giant fungi. The Last of Us (Japanese dub) - Uses technical fungal terms.

Pratique na vida real

Contextos reais

Biology Class

菌類の分類
胞子による生殖
細胞壁の構造
光合成の欠如

Nature Documentary

森の分解者
未知の菌類
共生関係
生命の循環

Food Science

発酵に関わる菌類
有用な菌類
カビの毒素
酵母の働き

Environmental Report

菌類の多様性
土壌の健康
気候変動の影響
生態系の保全

Museum Visit

菌類の標本
図鑑で調べる
巨大な菌類
不思議な生態

Iniciadores de conversa

"「菌類の中で一番好きなキノコは何ですか？」 (What's your favorite mushroom among fungi?)"

"「日本の発酵食品には、どんな菌類が使われているか知っていますか？」 (Do you know what kind of fungi are used in Japanese fermented foods?)"

"「森を歩くとき、菌類を探すのは楽しいですよね。」 (It's fun to look for fungi when walking in the forest, isn't it?)"

"「菌類と細菌の違いについて説明できますか？」 (Can you explain the difference between fungi and bacteria?)"

"「最近、菌類についての面白い本を読みました。」 (I recently read an interesting book about fungi.)"

Temas para diário

今日見つけた菌類（キノコやカビ）について詳しく書いてみましょう。 (Write in detail about the fungi you found today.)

もし世界から菌類がいなくなったら、どうなると思いますか？ (What do you think would happen if fungi disappeared from the world?)

日本の食文化における菌類の重要性について自分の意見を書いてください。 (Write your opinion on the importance of fungi in Japanese food culture.)

あなたが興味を持っている特定の菌類（例：冬虫夏草）について調べて書きましょう。 (Research and write about a specific fungus you are interested in.)

菌類の「分解者」としての役割について、学んだことをまとめましょう。 (Summarize what you learned about the role of fungi as 'decomposers'.)

Perguntas frequentes

10 perguntas

Not exactly. Mushrooms (kinoko) are the visible parts of some fungi, but 菌類 includes everything from mold to yeast as well.

No, it would sound very weird. Use 'kinoko' (mushrooms) or the specific name like 'shiitake'.

No. Bacteria are 'saikin'. In Japanese, they both use the character 'kin', but they are different biological groups.

It means 'category' or 'kind'. It's used for many biological groups like 'honyuurui' (mammals).

Yes, yeast is a single-celled member of the 菌類 kingdom.

It's written as 菌. It has the 'grass' radical on top and the 'grain' part below.

Yes, all molds are 菌類.

Because Japan uses many fungi (like koji mold) to make traditional foods like miso and sake.

Yes, it typically appears on the N2 level test.

No. Some are delicious (mushrooms), some are useful (yeast), but some can cause diseases (mold or infections).

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