| Name | Kouji |
| Surname | Hamasaki |
| Nationality | Japan |
| Member Id number (MIN) | 10000723 |
| Current age group | Adult |
| Member of |
Japan DanceSport Federation |
| Licenses |
AthleteDivision: GeneralStatus: Retired |
| Rank | Date | Event | Discipline | Category | Location |
|---|---|---|---|---|---|
| 44. | 22 March 2003 | GrandSlam | Standard | Adult | Tokyo - Japan |
| 21. | 21 July 2002 | Open | Standard | Adult | Toyama - Japan |
| 48. | 23 March 2002 | International Open | Standard | Adult | Tokyo - Japan |
| 42. | 18 March 2001 | International Open | Standard | Adult | Tokyo - Japan |
| 24. | 03 December 2000 | Open | Standard | Adult | Yamaguchi - Japan |
| Couple | Name | Nationality | Competing for | Status | Joined | Retired |
|---|---|---|---|---|---|---|
| details | Keiko Fujimoto | Japan | Japan | Retired | 02/12/2000 | 31/12/2006 |