一回・１回|いっかいikkai[3]nakadaka (mid-high)

Common

Which spelling to use

一回一回 is the most common written form and consists entirely of kanji. Beginners should use it as their default choice when writing this word.

１回１回 is a less common written form that combines a numeral with kanji. Beginners should generally choose 一回 instead, although they may encounter １回.

Definitions

noun, adverbonce; one time; one round; one game; one bout; one heat; one inning
毎月まいつき一回いっかい会合かいごうを開ひらいている。↗
We hold a meeting once a month.

Synonyms & antonyms

Antonym再三さいさんWrittenA written, formal opposite: 「再三」 also contrasts with 「一回」 in number of times, meaning again and again rather than a single time.
Antonym何度もなんどもNeutralThe neutral opposite of 「一回」 in terms of count: 「何度も」 says something happens many times over, not just once.

Use 「一回」 for one time or one round, as in 「もう一回」. Its opposites are 「何度も」, the neutral word for many times over, and 「再三」, the written/formal word for repeatedly.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions

一度いちど。ひとたび。
一旦いったん。とりあえず。
小説しょうせつ、漫画まんが、番組ばんぐみなどで回かいのひとつ。また最初さいしょの回かい。
ひとつの回かい。最初さいしょの回かい。
手順てじゅんの決きまった練習れんしゅうや作業さぎょうなどのひとつぶん。
（やや古いにしえ）ひとまわり。ひとめぐり。一巡いちじゅん。
大学だいがくの一いち年生ねんせい。

Kanji in this word

一回

Say it right, write it right