張本人 ちょうほんにん Meanings Noun originator; ringleader; perpetrator; main culprit; person responsible Kanji 張 stretch. Read as チョウ. 本 origin. Read as ホン. 人 person. Read as ニン. Example sentences トムが事故を引き起こした張本人なんだ。Tom is the one who caused the accident. Jinuma: Japanese Dictionary · Word lists