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KanjiGrade 5 › 再
Kyōiku Kanji

再 — again / re-

Grade 5さい, ふたた

再 (readings: さい, ふたた; Japanese kanji) means “again / re-”. It is a Grade 5 Kyōiku kanji, taught in year 5 of Japanese elementary school, and appears in words such as 再生 (regeneration).

What does 再 mean?

Kanji
Meaningagain / re-
Readingsさい, ふたた
GradeGrade 5 (Hard)
CurriculumKyōiku kanji · Japanese elementary school

How to read 再

再 is read さい or ふたた depending on the word.

Example words with 再

Example再生 (regeneration)
Practice writing 再 — free
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Updated: 2026-07-14