| Name | Hidetaka |
| Surname | Tamai |
| Nationality | Japan |
| Member Id number (MIN) | 10055444 |
| Current age group | Adult |
| Member of |
Japan DanceSport Federation |
| Licenses |
AthleteDivision: GeneralStatus: Inactive |
| Rank | Date | Event | Discipline | Category | Location |
|---|---|---|---|---|---|
| 30. | 10 March 2013 | World Open | Latin | Adult | Tokyo - Japan |
| 36. | 11 March 2012 | GrandSlam | Latin | Adult | Tokyo - Japan |
| 45. | 07 March 2010 | GrandSlam | Latin | Adult | Tokyo - Japan |
| 33. | 08 March 2009 | GrandSlam | Latin | Adult | Tokyo - Japan |
| 28. | 06 December 2008 | International Open | Latin | Adult | Taipei - Chinese Taipei |
| 21. | 08 November 2008 | World Championship | Ten Dance | Junior II | Minsk - Belarus |
| 48. | 03 May 2008 | World Championship | Standard | Junior II | Salou (Tarragona) - Spain |
| 13. | 30 March 2008 | Open | Latin | Adult | Tokyo - Japan |
| 15. | 30 March 2008 | Open | Standard | Adult | Tokyo - Japan |
| 36. | 23 March 2008 | International Open | Latin | Adult | Tokyo - Japan |
| 31. | 08 March 2008 | World Championship | Latin | Junior II | Kyiv - Ukraine |
| 44. | 15 December 2007 | World Championship | Latin | Junior II | Riga - Latvia |
| 23. | 25 November 2007 | Open | Latin | Adult | Tokyo - Japan |
| 43. | 07 April 2007 | World Championship | Standard | Junior II | Moscow - Russian Federation |
| Couple | Name | Nationality | Competing for | Status | Joined | Retired |
|---|---|---|---|---|---|---|
| details | Saya Ishii | Japan | Japan | Inactive | 30/10/2009 | |
| details | Kanako Nakata | Japan | Japan | Retired | 06/04/2007 | 09/11/2008 |