Hajimete no Keiken はじめての経験
Released May 20, 2009 Editions 6 Tracks 1
Regular edition · Regular
| 1 | Hajimete no Keiken | A-side |
| 2 | Nakimushi Yowamushi | |
| 3 | Hajimete no Keiken (Instrumental) |
Limited edition · Limited A
| 1 | Hajimete no Keiken | A-side |
| 2 | Nakimushi Yowamushi | |
| 3 | Hajimete no Keiken (Instrumental) |
Limited edition · Limited B
| 1 | Hajimete no Keiken | A-side |
| 2 | Nakimushi Yowamushi | |
| 3 | Hajimete no Keiken (Instrumental) |
Limited edition · Limited C
| 1 | Hajimete no Keiken | A-side |
| 2 | Nakimushi Yowamushi | |
| 3 | Hajimete no Keiken (Instrumental) |