Learn JLPT N4 Grammar (ku suru)

How to use

い-adjective くする
くします
くして

Learn Japanese grammar: (ku suru). Meaning: to make something ~.

This pattern is used after an and makes something whatever the adjective describes.

The い is replaced with く, turning it into an adverb.

  • 大き<span class=”color”>い</span> (ookii) big
  • 大き<span class=”color”>くする</span> (ookiku suru) make big

する can also be conjugated as:

  • くします (ku shimasu) more polite
  • くして (ku shite) please make

To use with a な-adjective instead use .

JLPT grammar くする (ku suru)  - Learn Japanese

- Example Sentences

Each example sentence includes a Japanese hint, the romaji reading, and the English translation.

Click the below red button to toggle off and and on all of the hints, and you can click on the buttons individually to show only the ones you want to see.

Example #1

おんがくでもっとよくする。
ongaku de motto yoku suru.
Make it better with music.
Example #2

あと500えんやすくしてくれたら、かいますよ。
ato go hyaku en yasuku shite kure tara, kaimasu yo.
I'll buy it if you make it 500 yen cheaper.
Example #3

かのじょはこえをおおきくした。
kanojo wa koe o ookiku shita.
She raised her voice.
Example #4

でんきをつけて、へやをあかるくしましょう。
denki o tsukete, heya o akaruku shimashou.
Let's turn on the lights and make the room brighter.
Example #5

へやがあついので、エアコンをつけてすずしくします。
heya ga atsui no de, eakon o tsukete suzushiku shimasu.
This room is a bit hot so I'll turn on the air conditioning to make it cooler.
Example #6

うんどうをして、からだをつよくしましょう。
undou o shite, karada o tsuyoku shimashou.
Let's workout and make our bodies stronger.
Example #7

このコーヒーはにがすぎるので、さとうをいれてあまくします。
kono koohii wa niga sugiru no de, satou o irete amaku shimasu.
This coffee is too bitter, so I will add some sugar to make it sweeter.

View all JLPT N4 Grammar Lessons

JLPT N4 grammar list

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