bass, vocals, synthesizer [casio tone] Kirilola
drums, vocals, synthesizer [bias-2] Fuzuki
guitar, vocals Chihiro
tracks a1 lyrics by Chihiro
tracks a2 lyrics by Kirilola
producer Hoppy Kamiyama
tracks b recorded by Irene Trudel
tracks a1, a2 recorded by, mixed by Yoshiaki Kondo
written-by Hoppy Kamiyama
written-by eX-Girl
Recorded and Mixed at GOK Sound, Tokyo (A1, A2).

eX-Girl performed Space Mushroom live on-air on Live at The Stork Club, broadcast on WFMU, 91.1 FM freedom radio in Jersey City, New Jersey, March 21st, 1999. Producer & host : Stork.

Matrix / Runout: INR 220 A S-41847 (A Side Runout Etchings)
Matrix / Runout: INR 220 B S-41848 (B Side Runout Etchings)