Character Relationship Map: A Trap

Characters

• Kiriko Yanagida (played by Chieko Baisho) — protagonist

  Kiriko is a young woman from Kyushu whose elder brother is accused of robbing and murdering an old woman. She travels to Tokyo to seek Japan's top lawyer for his defense, but his refusal because she c...

• Kinzô Ôtsuka (played by Osamu Takizawa) — supporting

  Kinzô is identified in the plot as Japan's top lawyer. Kiriko travels from Kyushu to Tokyo to ask him to defend her accused elder brother, but he refuses the case because she lacks sufficient funds. H...

• Michiko Kôno (played by Michiyo Aratama) — supporting

  Michiko is the manager of the Minase restaurant and Kinzô’s lover. She is found beside a dead man and insists that she did not commit the murder. Michiko saw the lighter allegedly dropped by the real...

• Masao Yanagida (played by Shigeru Tsuyuguchi) — supporting

  Masao is Kiriko's elder brother, her only relative according to the plot summary. He is accused of robbing and murdering an old woman, prompting Kiriko to travel to Tokyo in search of a lawyer who wil...

Canonical Relationships

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

• Kinzô Ôtsuka → Michiko Kôno (Romantic Lovers) — Kinzô's romantic involvement with Michiko gives him a personal stake in proving that she did not commit the murder.

  The plot identifies Michiko as Kinzô's lover. When she is found beside a dead man, Kinzô becomes involved in her murder case and tries to help save he...

• Kinzô Ôtsuka → Kiriko Yanagida (Professional Refusing Lawyer And Former Seeker Of Help) — Kinzô's earlier refusal becomes a lasting grievance between them; their later exchange forces him to confront his past decision while he seeks her help for Michiko.

  Kiriko asks Kinzô to represent her brother, but he refuses because she cannot afford his usual fees and he considers the case costly and unlikely to s...

• Kiriko Yanagida → Masao Yanagida (Family Younger Sister And Elder Brother) — Kiriko's effort to find a lawyer for Masao drives her first appeal to Kinzô and continues to shape her response to his later requests.

  Kiriko seeks help for her elder brother, Masao, who is accused of murder. She learns that he was sentenced to death and died in prison while awaiting...

Story Analysis

Kinzô's attempt to help Michiko draws him back into conflict with Kiriko, whose grievance stems from his earlier refusal to defend her brother.

Plot Progression

1. A Refusal with Lasting Consequences — Kiriko asks Kinzô to defend her brother, but he refuses because she cannot afford his fees and he doubts the case. After Masao's death in prison, Kiriko's accusation that Kinzô chose money over justic...
2. Reexamining the Failed Case — Kinzô obtains the court transcript and notices a possible inconsistency about the killer's dominant hand. He nevertheless believes the original trial's outcome may have been difficult to change.
3. A Murder and a Missing Lighter — Michiko is found beside a dead man and maintains that she did not kill him. Kinzô suspects another person committed the murder and focuses on the lighter that disappeared before the police arrived.
4. The Plea Between Old Adversaries — Kinzô confronts Kiriko because he believes she may have taken the lighter, but she denies it and says she has told the truth. Their dispute returns to his earlier refusal, and Kiriko insists he face t...