Kouki Niiyama
- Acting
- July 1, 1999 · Aomori Prefecture, Japan
Known for
Filmography
- No. 1 Sentai Gozyuger: Polar Beginning · Seiya Aoto / Previous Gozyu Leon
- Stingers: Undercover Verification Unit
- No. 1 Sentai Gozyuger · Previous Gozyu Leon
- Love Is a Poison
- The Wife Whose Liver Was Taken Away · Trainer
- Shimobee · Haruhiko Sawamura [Young]