Regular edition
· Regular
EPCE-5888 · ¥1,050 · June 20, 2012
Limited edition
· Limited A
EPCE-5882～3 · ¥1,680 · June 30, 2012
Limited edition
· Limited B
EPCE-5884～5 · ¥1,680 · June 30, 2012
Limited edition
· Limited C
EPCE-5886 · ¥1,050 · June 30, 2012
| 1 | Chou HAPPY SONG | A-side |
| 2 | Chou HAPPY SONG | B-side |
| 3 | Because happiness | B-side |
| 4 | Shiawase no Tochuu | B-side |
| 5 | Chou HAPPY SONG (Instrumental) | |
| 6 | Because happiness (Instrumental) | |
| 7 | Shiawase no Tochuu (Instrumental) | |
Limited edition
· Limited D
EPCE-5887 · ¥1,050 · June 30, 2012
| 1 | Chou HAPPY SONG | A-side |
| 2 | Chou HAPPY SONG | B-side |
| 3 | Shiawase no Tochuu | B-side |
| 4 | Because happiness | B-side |
| 5 | Chou HAPPY SONG (Instrumental) | |
| 6 | Shiawase no Tochuu (Instrumental) | |
| 7 | Because happiness (Instrumental) | |
Single V edition
· Single V
EPBE-5442 · ¥1,575 · August 22, 2012
Event V edition
· Event V
TGBS-6920 · ¥2,000 · September 1, 2012
Event V edition
· Tsugunaga Momoko (Berryz Koubou) × Suzuki Airi (℃-ute) Special Teidan DVD･Event V「Chou HAPPY SONG」
TGBS-7001 · ¥2,000 · October 21, 2012
Digital edition
· Digital
· ¥450 · April 28, 2012
