- "Here's our powerful challenger! A samurai boy from Japan! Ryo Hazuki!"
- ―Woyu calling Ryo's name before an arm wrestling match.
Ryo Hazuki encounters Woyu when he first arrives in Aberdeen. He asks him if wants to arm wrestle and he refuses. He then persuades him by saying if he can beat Jimenez he'll help him out. If he accepts the challenge and beats him, he shows Woyu a letter showing him that he wants to go to Wan Chai. He then gives him directions.
- Woyu's zodiac sign is Libra and he has a B blood type.