Character Relationship Map: Double Mints

Characters

• Mitsuo Ichikawa (played by Shunsuke Tanaka) — supporting
• Toshiomi Nakaoka (played by Kazuya Takahashi) — supporting

  Toshiomi Nakaoka appears as a police officer investigating the case surrounding the missing woman and the suspected murder. His inquiry follows the evidence of the matching ring and the two Mitsuo men...

• Mitsuo Ichikawa (high school days) (played by Kenta Suga) — supporting
• Saeki (played by Shigemitsu Ogi) — supporting

  Saeki leads the criminal group that employs Mitsuo Ichikawa (high school days). He uses him for errands, intimidation, and violent jobs while treating him as expendable. Saeki's exploitation pulls the...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Toshiomi Nakaoka → Mitsuo Ichikawa (Professional Investigator) — Nakaoka investigates the crime surrounding Mitsuo Ichikawa and his former schoolmate.

  Toshiomi Nakaoka appears as a police officer investigating the apparent murder and the matching ring connected to the case.

• Saeki → Mitsuo Ichikawa (high school days) (Professional Criminal Handler) — Saeki directs him within a criminal operation.

  Mitsuo Ichikawa (high school days) is involved with a criminal group led by Saeki and is used for errands, intimidation, and violent jobs.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Toshiomi Nakaoka → Mitsuo Ichikawa (high school days) (Conflict Police Pursuer) — Nakaoka represents the legal pressure closing in on him.

  The investigation concerns the two men, and news reports identify Mitsuo Ichikawa (high school days) as a fugitive wanted for attempted murder and ill...

• Mitsuo Ichikawa → Mitsuo Ichikawa (high school days) (Social Former Schoolmate) — Their shared school history forms the basis of their renewed connection.

  The two men attended the same school and reunite after receiving a disturbing call about an apparent murder.

Story Analysis

A destructive reunion reveals how shared identity, humiliation, dependence, and violence bind two wounded men together.

Plot Progression

1. A Call From The Past — Mitsuo Ichikawa receives a disturbing call from his former schoolmate and joins him in disposing of what they believe is a body. Their reunion reactivates a coercive bond rooted in school humiliation...
2. The Bond Reopened — The story recalls how the two men shared a name and how school cruelty shaped their relationship. Their old attachment is shown as obsessive, unequal, and difficult to escape.
3. The Murder Reversed — Toshiomi Nakaoka investigates the apparent murder through a matching ring. The supposed victim survives, exposing the event as a manipulation designed to provoke and reveal weakness.
4. Into Saeki's Violence — Mitsuo Ichikawa (high school days) is pulled deeper into Saeki's criminal group and used for violent work. His determination to remain close to Mitsuo Ichikawa intensifies the danger.
5. Wounded Halves — A shootout leaves Mitsuo Ichikawa (high school days) badly injured and wanted by police. In the hideout, confession and the image of divided halves confirm that the two men remain emotionally trapped...