Although it is not said why, Dou Niu's gang has a rivalry with Wuying Ren's Heavens gang. Dou Niu also has connections with the Chi You Men and with Lan Di. Dou Niu's current goal is to find Yuanda Zhu in Kowloon and bring him to Lan Di. In the end, Dou Niu is able to complete this task, but fails to hand Zhu over to Lan Di due to intervention from Ryo Hazuki and Ren.
Dou Niu has a relationship with a cross-dressed man named Yuan who is his right-hand man.
- Dou Niu's zodiac sign is Taurus and he has a B blood type.
|Shenmue Wiki has a gallery for Dou Niu.|