Character Relationship Map: Dogora

Characters

• Mark Jackson (played by Robert Dunham) — protagonist

  Mark Jackson initially presents himself as a diamond broker, but later reveals that he is an investigator for the World Diamond Insurance Association. He is captured and questioned by gangsters, escap...

• Masayo (played by Yōko Fujiyama) — supporting

  Masayo is Doctor Matakata's laboratory assistant and Kirino's sister. She witnesses the strange force lifting coal with Inspector Komei and helps connect him to Matakata's investigation. She later tel...

• Kirino (played by Hiroshi Koizumi) — supporting

  Kirino works at the Electric Wave Laboratory and is Masayo's brother. He witnesses the mysterious energy phenomenon with Masayo, Inspector Komei, and Doctor Matakata, then reports the United Nations'...

• Gangster (played by Akira Wakamatsu) — minor

Canonical Relationships

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

• Masayo → Kirino (Family Brother) — Kirino is Masayo's brother and becomes involved in the investigation.

  The plot explicitly identifies Kirino as Masayo's brother when he arrives from the Electric Wave Laboratory.

Story Dynamics

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

• Mark Jackson → Kirino (Alliance Expedition Partner) — Jackson and Kirino become temporary partners in tracking Dogora's next target.

  Jackson joins the expedition to the coal mines after Kirino's scientific explanation identifies Dogora as a radiation-mutated organism.

• Mark Jackson → Masayo (Social Investigation Contact) — Masayo and Jackson are connected through the unfolding investigation.

  Masayo calls to report that Jackson is at Munakata's home, and Jackson later joins the expedition connected to the Dogora investigation.

• Mark Jackson → Gangster (Conflict Enemy) — Jackson repeatedly opposes the gangsters during the diamond investigation.

  The gangsters abduct Jackson for questioning, imprison him, pursue him over the diamonds, and later bind him to dynamite.

Story Analysis

A diamond investigation expands into a global scientific and military struggle against a carbon-consuming alien organism.

Plot Progression

1. Vanishing Signals and Diamonds — Satellite disappearances and global diamond thefts establish two apparently separate mysteries. Jackson becomes entangled with gangsters while the scientific investigation begins.
2. The Carbon Anomaly — Sparking clouds and a floating coal truck reveal an invisible force connected to carbon. Repeated fake diamond shipments deepen the criminal conflict.
3. Dogora Revealed — Jackson's professional identity is exposed, while the space-cell mutation is identified as Dogora. The monster attacks a safe because it is drawn to diamonds and carbon.
4. The Monster's Escalation — The group travels toward the coal mines as Dogora's energy source becomes clear. Wasps crystallize part of the creature, but its attacks spread after mitosis.
5. Venom Against Dogora — Military action fails to end the threat, and the gangsters make a final attempt to recover real diamonds. Artificial wasp venom ultimately destroys Dogora.