Character Relationship Map: 7SEEDS

Characters

• Natsu Iwashimizu (played by Nao Toyama) — protagonist

  The main protagonist of the Spring team. A high school girl selected for Project 7SEEDS, she wakes from cryogenic sleep into a devastated world. She is optimistic, brave, and emotionally resilient, gr...

• Arashi Aota (played by Jun Fukuyama) — protagonist

  A member of the Spring team. A boy with a troubled past, he is cynical and guarded at first but proves resourceful and protective. He forms a close bond with Natsu and becomes a key survivor in the po...

• Semimaru Asai (played by Katsuyuki Konishi) — supporting

  A blind member of the Spring team. He is calm, gentle, and highly perceptive, using his heightened senses to guide and support the others. His quiet wisdom helps the group navigate the dangers of the...

• Hana Suguruno (played by Yoko Hikasa) — supporting

  A main character of the Summer A team. She is a strong-willed and caring girl who wakes from cryogenic sleep and fights to survive alongside her teammates. Her determination and loyalty make her a cen...

• Haru Yukima (played by Hirofumi Nojima) — supporting

  A calm and thoughtful member of the Summer A team. He is intelligent and kind, often acting as a stabilizing presence. He shares a close bond with Hana and helps the group adapt to their new reality.

• Fujiko Amacha (played by Shizuka Itoh) — minor

  A tough and practical member of the Summer A team. She brings experience and a no-nonsense attitude to the group, taking on a protective or leadership role as they face the dangers of the post-apocaly...

• Akio Haza (played by Kenta Miyake) — minor

  A physically strong and loyal member of the Summer A team. He supports the group with his endurance and willingness to act, contributing to their survival efforts in the harsh new environment.

Canonical Relationships

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

• Haru Yukima → Akio Haza (Leadership/Exile)

  Team Summer A banishes Ango and Ryo as Haru and the others mourn the missing Hana.

• Hana Suguruno → Akio Haza (Leadership/Resistance)

  Hana readjusts to other humans.

Story Dynamics

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

• Hana Suguruno → Fujiko Amacha (Reunited Companions)
• Natsu Iwashimizu → Arashi Aota (Survival Partners)

  E1-E3, E16-E20

• Natsu Iwashimizu → Semimaru Asai (Protector and Leader)

  E1, E3, E5, E20

• Akio Haza → Arashi Aota (Adversarial)

  Ango's hallucinations lead to perilous situations for him and Arashi.

• Fujiko Amacha → Haru Yukima (Support Network)

  E7, E12, E22

• Arashi Aota → Semimaru Asai (Field Partners)

  E1, E4, E20

• Hana Suguruno → Haru Yukima (Cohesive Unit)
• Natsu Iwashimizu → Fujiko Amacha (Cross-Team Ally)

  E6, E9, E22

• Natsu Iwashimizu → Akio Haza (Banished/Exiled)

  Team Summer A banishes Ango and Ryo as Haru and the others mourn the missing Hana.

• Akio Haza → Semimaru Asai (Adversarial)

  Semimaru has a brush with death while Natsu gathers her courage.

• Natsu Iwashimizu → Hana Suguruno (Parallel Survivors)

  E5, E8, E11, E23

• Fujiko Amacha → Akio Haza (Village Dynamics)

  Fujiko's doubts about new arrivals and Fujiko and Chisa reunite with Hana.

• Semimaru Asai → Haru Yukima (Tactical Exchange)

  E4, E9, E13

Story Analysis

Overall narrative architecture across all 1 seasons

Plot Progression

1. Awakening and Formation
2. Exploration and Revelation
3. Descent and Capture
4. Exile and Integration
5. Crisis and Countdown