〜を〜にする

make something into

N4verb-forms

〜を〜にする is a verb form expressing make something into. Understanding this conjugation pattern is essential for expanding what you can express in Japanese. Verb forms are the backbone of Japanese grammar — each form unlocks new ways to describe actions, states, and intentions.

This is an intermediate pattern used regularly in everyday Japanese conversation and writing.

Structure

[A] を + [B] に + する

When to Use#

  • When transforming or changing something into something else
  • When making a selection or deciding on something

When NOT to Use#

  • In very formal writing where a more sophisticated expression would be expected

Common Mistakes#

  1. Wrong verb group conjugation — Group 1 and Group 2 verbs conjugate differently. Common pitfall: treating Group 1 verbs ending in る (like 帰る) as Group 2 verbs.

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