Character Relationship Map: Fireworks

Characters

• Nazuna Oikawa (played by Suzu Hirose) — protagonist

  Female protagonist involved in a bet about fireworks. Competes in a swimming race, elopes with Norimichi, and experiences multiple timeline resets via a magic marble before disappearing.

• Norimichi Shimada (played by Masaki Suda) — protagonist

  Male protagonist who discovers a time-rewinding magic marble. Uses it repeatedly to alter events and escape with Nazuna through alternate realities, ultimately vanishing with her.

• Yūsuke Azumi (played by Mamoru Miyano) — supporting

  Schoolmate who wins the initial swimming race and is asked out by Nazuna. Later abandons the date and actively interferes with the protagonists' escape attempts during timeline resets.

• Norimichi's Father (voice) (played by Nobuo Tobita) — supporting
• Nazuna's Mother's Fiancé (played by Shin-ichiro Miki) — supporting

  Mentioned as accompanying Nazuna's mother to intercept and return the protagonists to their homes during their elopement attempts in the timeline resets.

• Yūsuke's Father (voice) (played by Mitsuru Miyamoto) — minor
• Norimichi's Mother (played by Michiko Neya) — supporting

Key Relationships

• Yūsuke's Father (voice) → Yūsuke Azumi (father)
• Norimichi's Father (voice) → Norimichi Shimada (father)
• Norimichi's Mother → Norimichi Shimada (mother)
• Nazuna's Mother's Fiancé → Nazuna Oikawa (mother)
• Nazuna Oikawa → Norimichi Shimada (Romantic Date Request)

Story Analysis

A story about two students navigating time, reality, and love through a magical glass marble.

Plot Progression

1. The Bet and The Race
2. Rewinds and Rejections
3. Timeline Fractures
4. Glass Dome Reality