A1 Expression Formell

〜です

~desu

It is ~

Phrase in 30 Seconds

The essential polite ending for Japanese sentences, used to state facts or identities respectfully.

  • Means: A polite marker indicating a statement or state of being.
  • Used in: Introducing yourself, describing objects, and speaking to strangers or superiors.
  • Don't confuse: Do not use with verbs; use 'masu' for verbs instead.
Noun + です = Polite Statement

Explanation at your level:

Desu is the polite way to end a sentence. You use it when you talk to people you do not know well. It makes your Japanese sound kind and respectful.
As a copula, 'desu' functions to link a subject to a predicate. It is essential for forming polite sentences with nouns and adjectives. Unlike verbs, which use the 'masu' suffix, 'desu' is reserved for non-verbal predicates, ensuring grammatical consistency in polite speech.
The copula 'desu' is a fundamental component of 'teineigo'. It serves as a marker of social distance. By appending 'desu', the speaker acknowledges the listener's status, which is a cornerstone of Japanese social interaction. Mastery involves knowing when to switch to the plain form 'da' to signal intimacy.
In sociolinguistic terms, 'desu' is a marker of 'politeness strategy'. It functions to mitigate the directness of a statement. In professional environments, the absence of 'desu' can be interpreted as a breach of etiquette. Advanced learners must navigate the nuance between 'desu' and more formal variants like 'de gozaimasu'.
The usage of 'desu' reflects the Japanese concept of 'uchi-soto' (inside-outside). It is the linguistic boundary marker. When a speaker uses 'desu', they are positioning themselves in the 'soto' (outside) realm, maintaining a formal facade. The transition from 'desu' to 'da' is a critical indicator of shifting interpersonal dynamics.
From a cognitive linguistics perspective, 'desu' acts as a grammaticalized politeness index. It is not merely a copula but a pragmatic particle that frames the entire utterance within a specific social register. Its usage is governed by complex variables including relative social hierarchy, situational formality, and the speaker's intent to either maintain or collapse social distance.

Bedeutung

Basic sentence ending for polite statements.

🌍

Kultureller Hintergrund

Using 'desu' is a sign of respect for the listener's social standing.

💡

Devoicing

The 'u' in 'desu' is often silent.

Bedeutung

Basic sentence ending for polite statements.

💡

Devoicing

The 'u' in 'desu' is often silent.

Teste dich selbst

Complete the sentence.

Watashi wa gakusei ____.

✓ Richtig! ✗ Nicht ganz. Richtige Antwort: desu

Use 'desu' for polite statements.

🎉 Ergebnis: /1

Häufig gestellte Fragen

1 Fragen

No, use masu.

Verwandte Redewendungen

🔗

Deshita

specialized form

Past tense of desu

Wo du es verwendest

🤝

Meeting a new colleague

A: Tanaka desu. Yoroshiku.

B: Sato desu. Kochira koso.

formal

Memorize It

Mnemonic

Think of 'Desu' as 'De-suit'—you are wearing a polite suit when you use it.

Visual Association

Imagine a person bowing slightly every time they finish a sentence with 'desu'.

Rhyme

When you want to be polite, use 'desu' with all your might.

Story

Kenji is at a party. He meets a stranger. He says 'Hajimemashite, Kenji desu.' The stranger smiles because Kenji is being polite. Kenji feels confident.

Word Web

deshitadewa arimasenmasudadeshoudesu ne

Herausforderung

Write 5 sentences about things in your room using 'desu'.

In Other Languages

Spanish moderate

Ser/Estar

Japanese 'desu' does not change based on the subject.

French moderate

Être

Japanese 'desu' is invariant.

German moderate

Sein

Japanese 'desu' is not inflected by person.

Chinese high

是 (shì)

Japanese 'desu' is placed at the end of the sentence.

Korean high

입니다 (imnida)

They are almost identical in usage and position.

Portuguese moderate

Ser/Estar

Japanese 'desu' covers both without distinction.

Arabic low

Nominal sentence structure

Japanese requires the copula 'desu' for politeness.

English moderate

To be

English is SVO; Japanese is SOV with 'desu' at the end.

Easily Confused

〜です vs. Da

Learners mix up polite and casual.

Use 'desu' for strangers, 'da' for friends.

FAQ (1)

No, use masu.

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