Tracks
| # | Title | Sung by | |
|---|---|---|---|
| 1.1 | LALALA 幸せの歌 | つんく♂, 竹内浩明 | 4:10 |
| 1.2 | 最高級のエンジョイGIRLS | CHINO | 4:21 |
| 1.3 | LALALA 幸せの歌 (Instrumental) | ℃‐ute | 4:09 |
| 2.1 | LALALA 幸せの歌 (Dance Shot Ver.) | ℃‐ute | 4:21 |
Member reviews
Source: MusicBrainz release group 3215bbce-6327-3c9b-84cb-b99543e9985c (CC0). Cover: Cover Art Archive.