Person · 1895 CE – 1956 CEKen'ichi KumagaiAlso known asAKen'ichi KumagaiКумагай, КэнъитиКэнъити Кумагай熊谷憲一쿠마가이 켄이치archival plate · Ken'ichi Kumagai · placeholderThis entry is a stub. The Library is awakening — a longer account is being written.Connected to10 links to entries not yet ingested in the Library.