ichidan verb, transitive verb
change; alter; revise; replace
Broadly used for changing something into a new state, revising plans, or replacing old with new. Often implies a deliberate, formal, or thorough change.
会社は経営方針を改めることにした。
The company decided to revise its management policy.
古いシステムを新しいものに改める。
Replace the old system with a new one.
ichidan verb, transitive verb
reform; correct; mend; improve
Used for improving behavior, habits, or systems; often implies fixing something wrong or making a moral correction.
彼は自分の態度を改めるべきだ。
He should correct his attitude.
悪い習慣を改めるのは難しい。
It's hard to break a bad habit.
ichidan verb, transitive verb
Formal or official inspection, such as checking documents, tickets, or luggage. The kanji 検める is specifically associated with this sense.
駅員が切符を改めている。
The station staff are checking tickets.
税関で荷物を改められた。
My luggage was inspected at customs.
ichidan verb, transitive verb
do properly; do formally
Used in set phrases like 改めて (anew, formally) or when an action is done again in a more proper or formal manner. Often appears as 改めて～する.
後日改めてご連絡いたします。
I will contact you again formally at a later date.
改めてお礼を申し上げます。
I would like to express my gratitude once again properly.