CEO of Octopus design firm, employs Akira and remains oblivious to his true identity.
Tagosaku Suzuki is the central suspect, questioned after drunken violence at a liquor store and later linked to a possible bombing plot. He treats the investigation like a game, reveals locations and threats selectively, and claims connections to Tatsuma Ishikawa and other dangerous men.
A character who may be part of the ninja organization or the school, with limited but notable presence in the story.
Kurihara is an architect whom Amemiya / Ameotoko consults about a suspicious property. He initially warns against buying it and later urges Amemiya / Ameotoko to avoid the Katabuchi family. His secrecy is exposed when he admits seeking the family’s assets, cooperating with its patriarch, and allowing family members to be eliminated.
Ascetic warrior monk, provides martial support against demonic forces in Tokyo.
Omniscient narrator who breaks the fourth wall, providing comedic commentary and plot insights.
Shinsengumi officer known for his eccentric behavior and unwavering loyalty
Dong Zhuo is the military ruler who burns Luoyang and retreats to Chang’an. His weakness, together with Lu Bu’s foolishness, motivates the plan to send Diao Chan to tempt them. He later faces the broader campaign whose collapse exposes the allied commanders’ failure to cooperate.
The CEO of design company Octopus. He employs Akira part-time and remains oblivious to his assassin past, while becoming a primary target for Utsubo's financial extortion plot.
Tetsuo is Tokuta's older brother. At the brothel, he lectures the women about technique and avoiding disease, while privately despising the hollow transactions that shape island life. He confronts Tokuta about their parents' deaths and presents his household as loving and respectable, but eventually admits that his own life feels built on falsehood.
A host at the Akegarasu club, Goro celebrates moving up to third rank after winning money in a baseball gambling game and clearing his debt. His celebration becomes an awkward champagne performance. The apparent success of the bet later fits into the club staff’s concealed setup, which is meant to make Naoki face the consequences of relying on gambling.
Heihachiro Ono is identified as a senior figure connected to the group surrounding Takuma Mabuchi. Through this group, Hiroshi Miyamoto becomes involved in drinking, masculine boasting, and escalating confrontations. Although the summary gives no separate actions for Heihachiro, his connection places him within the social conflict that contributes to Hiroshi's violent clash with Takuma.
Jiro Sato has 125 screen credits in a career dating back to 1995. Their work spans 11 cinematic universes — most prominently Saint Young Men Collection with 3 titles. Signature works include The Brave 'Yoshihiko', Suzuki=Bakudan, A Girl Named Ann. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 11 universes
Related entry on Wikidata (Q1182524), public domain (CC0).
