777☆SISTERS are Haru Kasukabe (Minami Shinoda), Musubi Tendoji (Yuki Takada), Rona Tsunomori (Ai Kakuma), Hime Nonohara (Yui Nakajima), Momoka Serizawa (Shiori Izawa), Sumire Usuta (Ayaka Shimizu), Sui Kamishiro (Haruka Michii), Shizuka Kuonji (Asaka Imai), Alessandra Susu (Saori Onishi), Sawara Harumi (Sakura Nakamura), Kajika Harumi (Maika Takai), Shinjyu Harumi (Yuki Kuwahara)
M-01
Lyrics: SATSUKI-UPDATE
Music: Naoki Oka
Arrangement: KUMAROBO
M-02
Lyrics: KANABOSHI☆TSUKUMO
Music: KUMAROBO
Arrangement: KUMAROBO
Guitar: KUMAROBO
Piano: Naoki Oka
Bass: Shingo Tanaka
Drums: Ken Higeshiro
Director: Naoki Oka, Takeshi Hirai (Numéro.8)
Mixing Engineer: Tomonobu Akiba
Recording Engineer: Tomonobu Akiba, Fumiki Yamamoto (POWER HOUSE STUDIO), Keisuke Fujimaki (studio MSR)
Recording Studio: HeartBeat recording studio, POWER HOUSE STUDIO, studio MSR
t7s General Music Producer: Shintaro Motegi
Mastering Engineer: Takahiro Uchida (FLAIR)
Album was composed by KUMAROBO / Naoki Oka and was released on August 30, 2017. Soundtrack consists of 7 tracks tracks with duration over about 35 minutes. Album was released by Victor Entertainment.
CD 1
| 1 | スタートライン | 03:49 | |
| 2 | STAY☆GOLD | 04:39 | |
| 3 | スタートライン -OFF VOCAL- | 03:49 | |
| 4 | STAY☆GOLD -OFF VOCAL- | 04:36 | |
CD 2
| 1 | 僕らは青空になる (t7s LIVE -INTO THE 2ND GEAR 2.5- ) | 05:59 | |
| 2 | KILL☆ER☆TUNE☆R (t7s LIVE -INTO THE 2ND GEAR 2.5- ) | 04:56 | |
| 3 | Cocoro Magical (t7s LIVE -INTO THE 2ND GEAR 2.5- ) | 04:44 | |
![Start Line/STAY☆GOLD / 777☆SISTERS [Limited Edition]. Front. Click to zoom.](/static/covers_soundtracks/1/4/145430_760690.jpg "Start Line/STAY☆GOLD / 777☆SISTERS [Limited Edition]. Front. Click to zoom.")
