Vocabulary What does 蚕 (かいこ, kaiko) mean? 蚕 (かいこ, kaiko) means silkworm (Bombyx mori). Quick factsReadingかいこRomajikaikoPart of speechnoun 蚕かいこkaikosilkworm (Bombyx mori)1noun silkworm (Bombyx mori)Also written: 蠶Kanji in this word蚕silkworm
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