ようにする

expression, suru verb (irregular)

make sure to; see to it that; try to

Attaches to a verb in the dictionary form or negative form to express making an effort or ensuring that something happens. The meaning ranges from a conscious effort to a habitual practice.

• 毎まい日にち、日本にほん語ごを勉べん強きょうするようにしている。

  I make sure to study Japanese every day.

• 忘わすれ物ものをしないようにしてください。

  Please make sure you don't leave anything behind.