Last Updated
：2026/01/02
降灰
Hiragana
こうはい / こうかい
Noun
alt-of
alternative
Japanese Meaning
火山の噴火によって空から降ってくる灰。火山灰。
Easy Japanese Meaning
火山のふんかでそらからふってくるつぶつぶのはい
Chinese (Simplified) Meaning
火山灰降落 / 落下的灰烬
Chinese (Traditional) Meaning
降落的灰（尤指火山灰） / 火山灰的降落
Korean Meaning
화산재 낙하 / 화산재가 내리는 현상
Vietnamese Meaning
mưa tro (núi lửa) / tro bụi núi lửa rơi xuống
Sense（1）
Alternative form of 降灰 (kōkai)
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
降灰
See correct answer
The entire town was covered in volcanic ash due to the eruption of the volcano.
The entire town was covered in volcanic ash due to the eruption of the volcano.
See correct answer
火山の噴火により、町全体が降灰で覆われました。
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