| Name | Fumiki Koseki |
| Handle Name | Kodama |
| Birthday | 1974/11/18 |
| Home | Chiba, Japan |
| Hobby | Puzzle Pencil Puzzle. 3D Puzzle. Game Nintendo DS, Wii Internet Miku Hatsune Nicomovie |
| 5x5x5 My Time History | |
| Date | Best Avarage |
| 2006/06/06 | 5:43.49 |
| 2006/06/06 | 5:23.76 |
| 2006/06/08 | 5:08.97 |
| 2006/06/29 | 4:29.59 |
| 2006/07/22 | 4:08.33 |
| 2006/08/17 | 3:44.34 |
| 2006/08/20 | 3:28.08 |
| 2006/08/23 | 3:23.77 |
| 2006/08/25 | 3:11.67 |
| 2006/08/26 | 3:04.30 |
| 2006/11/11 | 3:01.16 |
| 2007/01/07 | 2:52.41 |
| 2007/02/23 | 2:49.66 |
| 2007/06/18 | 2:45.68 |
| 2007/07/27 | 2:32.80 |
| 2007/08/06 | 2:24.02 |
| 2007/10/27 | 2:22.84 |
| 2007/10/29 | 2:20.10 |
| 2007/11/14 | 2:12.69 |
| 2007/11/27 | 2:10.87 |
| 2007/12/01 | 2:08.46 |
| 2007/12/01 | 2:04.36 |