A1 Collocation Neutral 9 min read

掃除をする

souji o suru

clean

Literally: to do cleaning

In 15 Seconds

  • Standard phrase for cleaning physical spaces like rooms, houses, or cars.
  • Combines 'Souji' (cleaning) and 'Suru' (to do) as a common collocation.
  • Used for removing dirt/dust; distinct from organizing (katazukeru) or washing (arau).
  • Carries cultural weight of moral education and mental purification in Japan.

Meaning

This phrase is the standard way to say you are cleaning a room or house. It covers everything from sweeping and dusting to generally tidying up a physical space, aiming for overall cleanliness rather than just organization.

Key Examples

3 of 10
1

Talking to a roommate about weekend plans

土曜日は部屋の掃除をします。

I'm going to clean my room on Saturday.

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2

Instagram caption for a tidy home photo

やっと大掃除が終わった!スッキリ!

Finally finished the big clean! Feeling refreshed!

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3

Formal email to an office manager

明日の午前中に会議室の清掃をお願いします。

Please arrange for the cleaning of the meeting room tomorrow morning.

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🌍

Cultural Background

Students from a young age are responsible for cleaning their own schools. This practice, known as 'o-soji', is intended to build a sense of community and respect for public property. The 'Oosouji' (Big Cleaning) is a ritual performed in late December. It is believed that cleaning the house thoroughly invites the 'Toshigami' (New Year gods) and brings good luck. In Zen, cleaning is considered a spiritual practice. Monks view sweeping and scrubbing as a way to clear the mind of distractions and reach enlightenment. It is common for Japanese people to clean the area around their homes or shops, even if it is public property. This contributes to the overall cleanliness of Japanese cities.

💡

Drop the particle

In casual conversation, you can just say '{掃除|そうじ}する' instead of '{掃除|そうじ}をする'.

⚠️

Don't use for dishes

Using {掃除|そうじ} for dishes sounds very strange to native speakers. Use {洗|あら}う instead.

In 15 Seconds

  • Standard phrase for cleaning physical spaces like rooms, houses, or cars.
  • Combines 'Souji' (cleaning) and 'Suru' (to do) as a common collocation.
  • Used for removing dirt/dust; distinct from organizing (katazukeru) or washing (arau).
  • Carries cultural weight of moral education and mental purification in Japan.

What It Means

Ever walked into a room and felt like the air itself was heavy? That’s usually the sign that you need to 掃除をする. While English just has the word "clean," in Japanese, this phrase specifically targets the removal of dust, dirt, and grime from a physical environment. It is a combination of the noun 掃除 (cleaning) and the powerhouse verb する (to do). Together, they form a collocation that describes the act of restoring a space to its pristine state. It’s not just about aesthetics; it’s about a mental reset. When you tell a friend 掃除をする, you’re implying a bit of effort—sweeping, vacuuming, or wiping down surfaces. It carries a sense of responsibility and care for your surroundings. If your room looks like a tornado hit a library, you don't just 'tidy' it; you 掃除をする to make it livable again. It's the difference between pushing clothes under the bed and actually making the floor shine. Think of it as the ultimate adulting task that everyone loves to procrastinate on until they have a Zoom call.

How To Use It

Using 掃除をする is actually pretty straightforward, but there are a few grammar sparks to keep in mind. Usually, you’ll see the particle (o) in the middle, acting like a bridge between the noun and the verb. However, in casual conversation, you can drop the and just say 掃除する. It’s like the difference between saying "I am going to do the cleaning" and "I’m cleaning." You use the particle to describe *where* you are cleaning, like 部屋で掃除をする (to clean in the room). If you want to specify *what* you are cleaning, you use twice, but typically you just say 部屋を掃除する (to clean the room). Don't worry about the double- confusion; Japanese is flexible enough that you can just say 部屋の掃除をする (to do the room's cleaning) to sound extra natural. Most of the time, you'll be using the polite form 掃除をします when talking to teachers or bosses, or the casual 掃除するね when you're telling your roommate to get their socks off the couch. It’s a workhorse phrase that fits into almost any sentence structure you can throw at it.

Real-Life Examples

Imagine you’re scrolling through TikTok and you see a "Clean With Me" video. The caption probably says 今日は部屋の掃除をします! (Today, I’m cleaning my room!). In a real Japanese household, you might hear a parent shout 掃除をしなさい! (Do the cleaning!) when the dust bunnies start forming their own government. If you’re staying at an Airbnb in Tokyo and want to be a great guest, you might message the host: チェックアウトの前に少し掃除をしました (I did a little cleaning before checking out). On social media, you’ll see people posting photos of their shiny kitchens with the tag #掃除記録 (cleaning record). It’s also very common in work environments. Before a big meeting, a junior employee might say 会議室の掃除をしておきます (I’ll clean the meeting room in advance). It shows you’re proactive and care about the team’s workspace. Even in the gaming world, if you're playing a life-sim like Animal Crossing, your character might literally be 掃除をする when you pick up weeds or tidy your virtual house. It’s everywhere!

When To Use It

Use this phrase whenever you are dealing with physical dirt or a messy environment. It’s perfect for your weekly chores, like vacuuming the rug or dusting the shelves. If you are moving out of an apartment and need to get that security deposit back, you are definitely going to 掃除をする. It’s also the right choice for public spaces. If you see a sign in a Japanese mall saying 清掃中, that’s the formal version of 掃除, telling you that someone is currently cleaning the floors. You can use it for your car, your desk, or even a public park during a community event. It’s the go-to phrase for any "deep clean" scenario. If you’ve just had a party and the floor is sticky with spilled soda, 掃除をする is your only hope. It’s also a great way to describe a mental refresh. Many Japanese people believe that by cleaning your room, you are cleaning your mind, so you might use it when you’re feeling stressed and need to regain control over your life.

When NOT To Use It

This is where things get a bit tricky! You should NOT use 掃除をする for things that involve water and specific objects. For example, you don't "clean" dishes with this phrase; you 洗う (arau - wash) them. If you say お皿を掃除する, a native speaker will picture you vacuuming your dinner plates, which is a great way to get weird looks. Similarly, don't use it for clothes. That’s 洗濯をする (sentaku o suru - to do laundry). Also, if you’re just moving things around to make them look neat without actually removing dirt, the word you want is 片付ける (katazukeru - to tidy up/organize). If your desk is cluttered with papers but isn't actually dusty, you 片付ける. If it has coffee rings and crumbs on it, you 掃除をする. Finally, don't use it for personal hygiene. You don't 掃除 your body or your teeth—you 洗う your body and 磨く (migaku - brush/polish) your teeth. Unless you’re a robot, in which case, maybe vacuuming yourself is okay.

Common Mistakes

お皿を掃除する お皿を洗う (You wash dishes, you don't vacuum them!)
服を掃除する 服を洗濯する (Cleaning clothes is specifically laundry.)
歯を掃除する 歯を磨く (You brush your teeth, not sweep them!)

Another classic error is forgetting the する. Some people just say 部屋の掃除 and stop. While that means "the cleaning of the room," it's not a complete sentence. You need the する to turn it into an action. Also, avoid using 掃除をする for people. You can't "clean" a person in Japanese unless you're trying to say something quite rude or are a professional cleaner dealing with a very messy toddler. Stick to spaces and environments, and you'll be golden. A funny mistake is using it for your computer's "cleanup." While you can use it for deleting files, it’s much more common to use tech terms like クリーンアップ or 整理. Don't try to sweep your hard drive with a physical broom!

Similar Expressions

If 掃除をする feels a bit too basic, you can level up with 清掃する (seisou suru). This is the more formal, professional version. You’ll see it on signs or hear it in business contexts. It sounds like "sanitation" or "professional cleaning." Then there is 片付ける (katazukeru), which we mentioned earlier. This is all about organization. If your room is a mess of books and clothes, you 片付ける first, then 掃除をする to get rid of the dust. Another cool one is 磨く (migaku), which means to polish or scrub until something shines. If you’re really going at a window with a spray bottle, you might say 窓を磨く. For those big life-changing moments, there's 断捨離 (danshari), which means decluttering and letting go of possessions. It’s like the Marie Kondo style of cleaning. Finally, if you're just doing a quick wipe-down, you can use 拭く (fuku). It's more specific than the broad 掃除をする.

Common Variations

In daily life, you’ll hear 掃除しなきゃ (souji shinakya), which means "I have to clean." It’s the universal cry of the procrastinator. If you want to talk about the "big cleaning" at the end of the year, that's 大掃除 (oosouji). This is a massive cultural event in Japan where families spend days cleaning every nook and cranny to welcome the New Year gods. You might also hear 掃除当番 (souji touban), which refers to being "on cleaning duty." In Japanese schools, students are assigned to the 掃除当番 to clean their classrooms and even the bathrooms. It builds character! In the age of smart homes, you might say ルンバに掃除をさせる (I'm making the Roomba do the cleaning). And on social media, you’ll see 掃除モチベ (souji mochibe), short for "cleaning motivation," used by people who need a little push to pick up the vacuum. It's a very versatile noun-verb combo that adapts to any level of intensity.

Memory Trick

💡

Think of the "S" in Souji as "Sweep." When you Souji, you Sweep the dirt away! Imagine a giant broom (the S) swooping through your room. Or, if you're a fan of anime, imagine a character like Levi from Attack on Titan wearing his cleaning gear. He is the king of 掃除をする. Visualize him pointing a mop at you and saying "Do the Souji!" The rhythm of Sou-ji-o-su-ru is like a 4-beat dance move. Left, right, sweep, done! If you can remember that Souji is for Spaces (both start with S), you’ll never mix it up with Sentaku (Laundry) or Araun (Washing objects). Spaces = Souji. It's the secret S-link that will keep your Japanese clean and tidy.

Quick FAQ

Can I use 掃除をする for my car? Yes! 車を掃除する is perfectly natural. It usually refers to cleaning the interior—vacuuming the seats and picking up trash. If you're washing the outside with a hose, you'd use 車を洗う. Why do Japanese students clean their own schools? It's part of Gakko Soji, a tradition meant to teach responsibility and respect for shared spaces. It’s not a punishment; it’s a form of moral education! What's the difference between 掃除 and 清掃? 掃除 is what you do at home; 清掃 is what a professional crew does at a station or office. It's like the difference between "cleaning up" and "janitorial services." Is the mandatory? In formal writing, yes. In a quick text to a friend? Nah, just say 掃除する. Japanese is chill like that when you're among friends!

Usage Notes

Use `掃除をする` for spaces and environments. Remember to switch to `洗う` for objects and `洗濯` for clothes. In casual speech, dropping the `を` to say `掃除する` is standard.

💡

Drop the particle

In casual conversation, you can just say '{掃除|そうじ}する' instead of '{掃除|そうじ}をする'.

⚠️

Don't use for dishes

Using {掃除|そうじ} for dishes sounds very strange to native speakers. Use {洗|あら}う instead.

🎯

Use with 'kirei'

Pair it with '{綺麗|きれい}にする' (to make clean) for more variety in your speech.

💬

O-soji season

Mentioning 'O-soji' in December is a great way to start a conversation with Japanese people.

Examples

10
#1 Talking to a roommate about weekend plans
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土曜日は部屋の掃除をします。

I'm going to clean my room on Saturday.

A very standard way to state your intention to clean a space.

#2 Instagram caption for a tidy home photo
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>

やっと大掃除が終わった!スッキリ!

Finally finished the big clean! Feeling refreshed!

Uses 'Oosouji' to refer to a deep or seasonal cleaning session.

#3 Formal email to an office manager
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明日の午前中に会議室の清掃をお願いします。

Please arrange for the cleaning of the meeting room tomorrow morning.

Uses the more formal 'Seisou' appropriate for professional requests.

#4 Texting a friend while cleaning
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今、掃除中だから後で電話するね!

I'm cleaning right now, so I'll call you later!

The suffix '-chuu' indicates an ongoing action.

#5 Job interview on Zoom, mentioning habits
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毎朝、デスクの掃除をしてから仕事を始めます。

Every morning, I start work after cleaning my desk.

Shows discipline and a proactive attitude in a professional setting.

Mistake example: cleaning dishes Common Mistake
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✗ お皿を掃除してください。 → ✓ お皿を洗ってください。

Please clean the dishes. (Literal error: Please vacuum the dishes.)

You must use 'arau' (wash) for dishes, not 'souji'.

Mistake example: cleaning teeth Common Mistake
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✗ 歯を掃除しました。 → ✓ 歯を磨きました。

I cleaned my teeth. (Literal error: I swept my teeth.)

Teeth are 'brushed' (migaku) or 'washed' (arau), never 'swept'.

#8 Humorous situation with a lazy partner
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>

掃除をするふりをして、実は寝てたでしょ!

You were pretending to clean, but you were actually sleeping, weren't you!

Uses 'furi o shite' to describe pretending to do an action.

#9 Emotional reflection after moving out
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誰もいない部屋を掃除していたら、少し寂しくなりました。

Cleaning the empty room made me feel a little lonely.

Reflects the emotional connection between a space and its memories.

#10 Travel vlog caption
<svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>

日本の学校では、生徒が自分で掃除をするんです。驚き!

In Japanese schools, students do the cleaning themselves. Surprising!

Explaining the cultural phenomenon of 'Gakko Soji'.

Test Yourself

Fill in the blank with the correct form of 'suru' to say 'I cleaned the room' (polite).

{部屋|へや}の{掃除|そうじ}を___。

✓ Correct! ✗ Not quite. Correct answer: しました

The past polite form of 'suru' is 'shimashita'.

Which of these is the most natural use of {掃除|そうじ}をする?

Choose the correct sentence:

✓ Correct! ✗ Not quite. Correct answer: {庭|にわ}の{掃除|そうじ}をする

{庭|にわ} (garden) is a physical space, making it the only appropriate choice.

Complete the dialogue.

A: {明日|あした}、{遊|あそ}びに行きませんか? B: すみません、{明日|あした}は{家|いえ}の___。

✓ Correct! ✗ Not quite. Correct answer: {掃除|そうじ}をします

B is giving a reason why they can't go, so the future/present polite form is needed.

Match the phrase to the situation.

You want to deep clean your house for the New Year. What do you do?

✓ Correct! ✗ Not quite. Correct answer: {大掃除|おおそうじ}

{大掃除|おおそうじ} is the specific term for the year-end deep clean.

🎉 Score: /4

Visual Learning Aids

What counts as {掃除|そうじ}?

Yes ({掃除|そうじ})

  • Bedroom
  • Living Room
  • Office
  • Park

No (Use other verbs)

  • Dishes
  • Laundry
  • Teeth
  • Hands

Cleaning vs Tidying

{掃除|そうじ}
Dusting Dusting
Vacuuming Vacuuming
{片付|かたづ}ける
Folding clothes Folding clothes
Putting away toys Putting away toys

Practice Bank

4 exercises
Fill in the blank with the correct form of 'suru' to say 'I cleaned the room' (polite). Fill Blank A1

{部屋|へや}の{掃除|そうじ}を___。

✓ Correct! ✗ Not quite. Correct answer: しました

The past polite form of 'suru' is 'shimashita'.

Which of these is the most natural use of {掃除|そうじ}をする? Choose A1

Choose the correct sentence:

✓ Correct! ✗ Not quite. Correct answer: {庭|にわ}の{掃除|そうじ}をする

{庭|にわ} (garden) is a physical space, making it the only appropriate choice.

Complete the dialogue. dialogue_completion A2

A: {明日|あした}、{遊|あそ}びに行きませんか? B: すみません、{明日|あした}は{家|いえ}の___。

✓ Correct! ✗ Not quite. Correct answer: {掃除|そうじ}をします

B is giving a reason why they can't go, so the future/present polite form is needed.

Match the phrase to the situation. situation_matching B1

You want to deep clean your house for the New Year. What do you do?

✓ Correct! ✗ Not quite. Correct answer: {大掃除|おおそうじ}

{大掃除|おおそうじ} is the specific term for the year-end deep clean.

🎉 Score: /4

Frequently Asked Questions

10 questions

Yes, you can say '{車|くるま}の{掃除|そうじ}をする' for cleaning the interior. For the exterior, '{車|くるま}を{洗|あら}う' (wash the car) is more common.

{掃除|そうじ} is for daily life and home. {清掃|せいそう} is formal and used for professional cleaning or public facilities.

It is a noun. You must add 'suru' (to do) to make it a verb.

You can say '{掃除|そうじ}は{嫌|きら}いです' or '{掃除|そうじ}をするのが{嫌|きら}いです'.

No, for a wound use '{消毒|しょうどく}する' (disinfect) or '{洗|あら}う' (wash).

Usually, yes. {掃除|そうじ} is the overall process which includes '{ゴミ|ごみ}を{出|だ}す' (taking out trash).

The most common term is '{大掃除|おおそうじ}' (big cleaning).

Yes, that is a more formal way to say 'to perform cleaning', often used in reports or news.

It's better to use {清掃|せいそう} if you are talking about office maintenance professionally.

Use the continuous form: '{今|いま}、{掃除|そうじ}をしています'。

Related Phrases

🔗

{片付|かたづ}ける

similar

To tidy up / put away

🔗

{清掃|せいそう}する

specialized form

To clean (formal)

🔗

{洗|あら}う

contrast

To wash

🔗

{磨|みが}く

similar

To polish / brush

🔗

{拭|ふ}く

similar

To wipe

🔗

{整理|せいり}する

similar

To organize / sort

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