| Tong Da You | |
| |
| Chinese Name | 童大友 |
| Role | Minor Character |
| KO Rank | 5th |
| Gender | Male |
| Species | power-user |
| Aura | N/A |
| Battle Level | 8000 |
| Abilities | N/A |
| Special abilities | N/A |
| Weapons | N/A |
| Status: | N/A |
| Home World | The Gold Dimension |
| Alternate counterpart(s) | N/A |
| First Appearance | Episode 5 |
| Portrayed by | {{{actor}}} |
Tong Da You (童大友) or sometimes known as Tarzan (泰山) was the 5th ranked fighter on the KO Ranking Record. He first appeared in Episode 5 of KO One when Lei Ke Si beat him and his followers. He was the strongest man of Qi Hai High School.
| Top 10 KO |
|---|
| KO 1: Tian Hong Guang | KO 2: Lei Ke Si | KO 3: Wang Da Dong/Wang Ya Se | KO 4: Ding Xiao Yu | KO 5: Tong Da You KO 7: Cai Yun Han | KO 9: Cai Yi Ling |
| 11-30 |
| KO 11: Da Li Jun | KO 13: Sha Jie | KO 14: Tao Zi | KO 15: Bai Linda | KO 19: Zhong Quan KO 21: Tian Cai Xiao Diao Shou | KO 22: Bing Qi Lin | KO 23: Na Lu Wan Zai | KO 24: Xuan Wo Ming Ren | KO 25: Bing Qi Bu KO 26: Kua Ke Brothers | KO 27: Guai Yi Bo Shi | KO 28: Zang San Feng |
| 135-150 |
| KO 135: Jin Bao San | KO 150: Elementary Student |