Ryo (リョウ Ryō) or Ryou is a recurrent character in the Taisen Puzzle-Dama series.
Ryo is a wandering fighter who lives in a tent at Marutama Park, who earns his income by acting as a guard of the town while practcing his abilities. In the second game he moves on to the Ikeda Shokai Garage close to the park. The Crazy Cross Class is A-.
- During his 5+ chain and his winpose in the second game he transforms into Kotetsu from Monster Maulers.