Seiji Arihara
- Birth Date
- 1/1/1948
- Birth Place
- Akita Prefecture, Japan
- Known For
- Directing
Seiji Arihara (有原 誠治, Arihara Seiji, born in 1948) is a Japanese anime director, storyboarder, screenwriter and former animator. He was born in Akita prefecture. After working at Shin-Ei Animation, he moved to Mushi Production where he stayed for a long time until he left.
