Nobunaga o Koroshita Otoko

• Name — Nobunaga o Koroshita Otoko: Honnoji no Hen 431-nenme no Shinjitsu • Ja Kanji — 信長を殺した男～本能寺の変 431年目の真実～ • Ja Romaji — Nobunaga o Koroshita Otoko: Honnoji no Hen 431-nenme no Shinjitsu • Genre — Historical • Creator — Kenzaburō Akechi

• Type — manga • Author — Yutaka Tōdō • Publisher — Akita Shoten • Imprint — Young Champion Comics • Magazine — Bessatsu Young Champion • First — August 2, 2016 • Last — July 7, 2020 • Volumes — 8 + 1

• Type — manga • Title — Nichirin no Demarcation • Author — Yutaka Tōdō • Publisher — Akita Shoten • Imprint — Young Champion Comics • Magazine — Bessatsu Young Champion • First — February 2, 2021 • Volumes — 9 Nobunaga o Koroshita Otoko: Honnoji no Hen 431-nenme no Shinjitsu is a Japanese manga series written and illustrated by Yutaka Tōdō. It was serialized in Akita Shoten's seinen manga magazine Bessatsu Young Champion from August 2016 to July 2020. The series is an adaptation of The Honnoji Incident: The Truth 431 Years Later by Kenzaburō Akechi.

The series is a retelling of the Honnō-ji Incident from the perspective of Mitsuhide Akechi.

Written and illustrated by Yutaka Tōdō, Nobunaga o Koroshita Otoko: Honnouji no Hen 431-nenme no Shinjitsu was serialized in Akita Shoten's seinen manga magazine Bessatsu Young Champion from August 2, 2016, to July 7, 2020. The series is an adaptation of The Honnoji Incident: The Truth 431 Years Later novel by Kenzaburō Akechi. Its chapters were collected into eight tankōbon volumes from May 19, 2017, to October 20, 2020. A sequel manga, titled Nobunaga o Koroshita Otoko: Nichirin no Demarcation, began serialization in the same magazine on February 2, 2021. The sequel's chapters have been collected into nine tankōbon volumes as of January 2026.