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しぜんはっか
Meanings
Noun
1. spontaneous combustion
Alt. forms
自
し
然
ぜん
発
はっ
火
か
100%
しぜんはっか
Pitch accent
し
ぜんは
っか
Composed of
しぜん
nature; natural; spontaneous; naturally; spontaneously
はっか
ignition; combustion; firing a blank cartridge; discharge of a gun without bullets; firing (of an event); triggering