合音
ごうおん
noun (common) (futsuumeishi)
long "o" vowel arising from combination of the "o" and "u" or "e" and "u" sounds
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号音
ごうおん
noun (common) (futsuumeishi)
signal (sound)
starting gun signal
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轟音
ごうおん
noun (common) (futsuumeishi)
thunderous roar
roaring sound
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