Character Relationship Map: Blue Flames

Characters

• Ryuuichi Kaizu (voice) (played by Kenyu Horiuchi) — protagonist
• Keiko Kuroeda (voice) (played by Kazue Ikura) — supporting
• Sayako (voice) (played by Yuko Sasaki) — supporting
• Misao Kaizu (voice) (played by Mayumi Shou) — supporting
• Naitō's Father (voice) (played by Osamu Saka) — supporting
• Fumie Naitō (voice) (played by Mari Yokoo) — supporting
• Yamada (voice) (played by Kenichi Ono) — supporting
• Toshiko Kaizu (voice) (played by Miyuki Ichijou) — supporting
• Sakamaki (voice) (played by Nobuyuki Furuta) — supporting
• Kaizu's Father (voice) (played by Tomomichi Nishimura) — minor
• Kondo (voice) (played by Wataru Takagi) — minor
• Hotta (voice) (played by Show Hayami) — minor
• Tōichirō Naitō (voice) (played by Shinya Ôtaki) — minor
• Principal (voice) (played by Takkô Ishimori) — minor
• Kirioka (voice) (played by Shigeru Nakahara) — minor