Character Relationship Map: Black Test Car

Characters

• Yutaka Asahina (played by Jirō Tamiya) — protagonist

  Tiger Motors planner who uncovers corporate espionage and resigns over moral conflicts.

• Masako Usami (played by Junko Kano) — supporting

  Corporate operative who uses charm and social skills to extract trade secrets from rival executives.

• Kimio Hiraki (played by Eiji Funakoshi) — supporting

  Tiger Motors heir forced into corporate espionage, ultimately committing suicide.

• Mawatari (played by Ichirō Sugai) — supporting

  Former military colonel turned head of planning at Yamato Motors, skilled in strategy.

• Toru Onoda (played by Hideo Takamatsu) — supporting

  Automotive industry insider involved in corporate espionage between rival manufacturers.

• Katsuko (played by Toshiko Hasegawa) — supporting

  Yamato Motors spy involved in corporate sabotage and a personal affair with Hiraki.

• Aiko Hiraki (played by Reiko Shirai) — supporting

  Kimio Hiraki's wife navigating the fallout of corporate espionage and family crisis.

• Kihachi Oguri (played by Bontarō Miake) — minor

  Tiger Motors director who authorizes aggressive production and espionage strategies.

• Tatsuro Shimamoto (played by Kenichi Tani) — minor

  Executive nephew suspected of leaking confidential company information.

Canonical Relationships

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

• Kimio Hiraki → Aiko Hiraki (Family Husband And Wife) — Aiko is Hiraki's wife and is connected to the family consequences of his exposure and suicide.

  The character information identifies Aiko Hiraki as Kimio Hiraki's wife, and the plot describes Hiraki's family crisis and suicide.

• Kihachi Oguri → Tatsuro Shimamoto (Family Uncle And Nephew) — Their family connection becomes relevant when Shimamoto is suspected of spying, though he denies involvement.

  The plot identifies Shimamoto as Oguri's nephew, whom Onoda and Asahina suspect of leaking information to Yamato.

• Kihachi Oguri → Yutaka Asahina (Professional Director And Employee) — As Tiger's director, Oguri directs the production decision that Asahina's company must carry out.

  Oguri orders Tiger to begin producing more Pioneer models after the company learns that Yamato's Mypet design resembles the Pioneer.

• Yutaka Asahina → Toru Onoda (Professional Colleagues Turned Moral Opponents) — Their shared work in Tiger's planning operation ends in a moral split over Onoda's coercive tactics.

  Asahina works in Tiger's planning department while Onoda heads it. Asahina resigns from Tiger because he is disgusted by Onoda's methods.

• Kimio Hiraki → Katsuko (Romantic Former Affair) — Their affair becomes leverage used to coerce Hiraki into spying for Yamato.

  Hiraki reveals that Yamato threatened to expose his affair with Katsuko in order to force him into espionage.

• Yutaka Asahina → Masako Usami (Romantic Partners Turned Reconciled) — Their relationship is damaged by Asahina's use of Masako in Tiger's espionage effort, but they are together again by the ending.

  Asahina has Masako entertain Mawatari to obtain information, which strains their relationship and leads her to leave him. Later, the two reconcile.

Story Dynamics

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

• Yutaka Asahina → Tatsuro Shimamoto (Conflict Questioner And Suspect) — Asahina confronts Shimamoto over suspected leaks, but the investigation ultimately identifies Hiraki as the spy.

  Asahina and Onoda interrogate Shimamoto at his house because they suspect he is spying for Yamato; he denies it.

• Kimio Hiraki → Masako Usami (Conflict Espionage Operatives On Opposing Sides) — Masako gathers information for Tiger as Hiraki secretly serves Yamato's espionage effort.

  Masako helps Tiger obtain information about Yamato, while Hiraki reveals that he was forced to spy for Yamato against Tiger.

• Kimio Hiraki → Mawatari (Conflict Coercer And Forced Spy) — Mawatari uses the threat of exposing Hiraki's affair to compel him to spy.

  Hiraki says Mawatari threatened to reveal his affair with Katsuko, forcing him to become a spy for Yamato.

• Toru Onoda → Kimio Hiraki (Conflict Interrogator And Coerced Confessor) — Onoda's covert interrogation exposes Hiraki's espionage but drives him to despair when he discovers the recording.

  Onoda's team secretly records Hiraki's confession about his work for Yamato. Hiraki realizes he has been tricked into confessing and commits suicide.

• Toru Onoda → Mawatari (Conflict Corporate Espionage Rivals) — Onoda works to uncover the Yamato operation in which Mawatari plays a coercive role.

  Onoda investigates Yamato's espionage network, and Hiraki reveals that Mawatari threatened him into spying for Yamato.

• Yutaka Asahina → Mawatari (Conflict Espionage Adversaries) — Asahina seeks information from Mawatari for Tiger, while Mawatari is part of Yamato's espionage operation.

  Asahina arranges for Masako to entertain Mawatari to obtain Yamato's car information. Mawatari is later revealed to have coerced Hiraki into spying fo...

Story Analysis

A corporate espionage campaign exposes coercion and sabotage, leading Asahina to reject the methods used by his company.

Plot Progression

1. Espionage Begins — After learning that the media knows about its car accident, Tiger targets Yamato's new model. Asahina involves Masako in an effort to obtain information from Mawatari.
2. The Mypet Surprise — Tiger obtains Yamato's design specifications and discovers that Mypet resembles Pioneer. The company continues with production and sets a price after obtaining information about Mypet's price.
3. The Spy Exposed — Asahina and Onoda question Shimamoto, but their investigation turns elsewhere after a nurse provides a lead. Hiraki is identified as Yamato's spy and explains the coercion and sabotage behind his acti...
4. Confession and Consequences — Hiraki discovers that his confession was secretly recorded and commits suicide. Disgusted by Onoda's methods, Asahina resigns, while Pioneer sales rise and Mawatari leaves Yamato.
5. A Quiet Aftermath — Asahina is working at a small store when he and Masako are shown reconciled. Their contrasting remarks about a passing Pioneer close the story.