A compilation EP featuring covers of opening themes and insert songs from the Kamen Rider series as well as new versions of previous original songs.
M2 is a re-recording with the three remaining vocalists, as the fourth vocalist who was featured in the original version had left the group.
M1 - "proud of you"
* Namco Bandai PS4 Game "Kamen Rider Climax Fighters" Theme Song
Performer: PANDORA feat. KAMEN RIDER GIRLS
Composer: Tetsuya Komuro, Daisuke Asakura
Arranger: Tetsuya Komuro, Daisuke Asakura
Lyricist: Tetsuya Komuro, Daisuke Asakura
M2 - "Build up" (KAMEN RIDER GIRLS 01 ver.)
* TV Series "Kamen Rider Build" Insert Song
Composer: Kikuo Satō
Arranger: Kikuo Satō
Lyricist: Chisato Akita
M3 - "Journey through the Decade" (Heisei Best KAMEN RIDER GIRLS ver.)
* TV Series "Masked Rider Decade" Insert Song, originally performed by GACKT
Composer: Ryo
Arranger: Alchemy+
Lyricist: Shoko Fujibayashi
M4 - "Warera Omou, Yue Ni Warera Ari" (Heisei Best KAMEN RIDER GIRLS ver.)
* TV Series "Kamen Rider Ghost" Opening Theme, originally performed by Kishidan
Composer: Show Ayanocozey
Arranger: Alchemy+
Lyricist: Show Ayanocozey
M5 - "Tsuki no Michiru Toki" (KAMEN RIDER GIRLS 01 ver.)
* TV Series "Kamen Rider Zi-O" Insert Song, originally performed by Tsukuyomi (CV: Shieri Ohata) with KAMEN RIDER GIRLS
Composer: Kikuo Satō
Arranger: Kikuo Satō
Lyricist: Chisato Akita
M6 - "Next New Wφrld" (KAMEN RIDER GIRLS 01 ver.)
* TV Series "Kamen Rider Zi-O" Insert Song, originally performed by RIDER CHIPS
Composer: nishi-ken
Arranger: nishi-ken
Lyricist: Ricky
M7 - "Endless Journey" (KAMEN RIDER GIRLS 01 ver.)
* Smartphone Game "Kamen Rider City Wars" Tie-In Song, originally on the 2017 KAMEN RIDER GIRLS album 'invincible'
Composer: Shuhei Naruse
Arranger: Shuhei Naruse
Lyricist: Chisato Akita
Album was composed by Daisuke Asakura / Kikuo Sato / nishi-ken / ryo / Show Ayanocozey / Shuhei Naruse / Tetsuya Komuro and was released on September 04, 2019. Soundtrack consists of 7 tracks tracks with duration over about 30 minutes. Album was released by Avex Trax.
CD 1
| 1 | proud of you | 03:40 | |
| 2 | Build up (仮面ライダーGIRLS 01 ver.) | 04:05 | |
| 3 | Journey through the Decade (平成ベスト 仮面ライダーGIRLS ver.) | 04:42 | |
| 4 | 我ら思う、故に我らあり (平成ベスト 仮面ライダーGIRLS ver.) | 04:03 | |
| 5 | 月の満ちる時 (仮面ライダーGIRLS 01 ver.) | 04:34 | |
| 6 | Next New Wφrld (仮面ライダーGIRLS 01 ver.) | 03:37 | |
| 7 | Endless Journey (仮面ライダーGIRLS 01 ver.) | 05:00 | |
