Founded in 1983 at a university in Tokyo, the band was detected by Shingo Ueno in the early 1990s after which the band, led by composer and keyboard player Keiko Kumagai, developed into the most popular still touring band.
Keiko Kumagai (Keyboards/Composer), Shinko "Panky" Shibata (Bass)
Masuhiro Goto (Drums), Akiko Takahashi (Drums), Mika (Piano, Synthesizers, Vocal), Naomi Miura (Piano), Kyoko Kanazawa (Bass), Yumiko Saito (Drums), Keiko Thubata (Keyboards)
Keiko Kumagai (Keyboards) "Biocidal Vem / Kei", Akiko Takahashi (Drums,Voice) "Σ type Humanoid", Mika (Vocal, Chorus ) "Maria / Mother Earth"
Alex Brunori (Vocal / ex-LEVIATHAN) "2nd Class Pilot of Starship", Arjen Anthony Lucassen ( Electric Guitars / from AYREON) "Starship ERSNEVIA Ⅳ", Gianni Leone (Vocal, Synth Solo / from IL BALLETTO DI BRONZO) "Leader of Seventh Existez", Claudio Simonetti (Synth Solo / from DAEMONIA) "President of World Federal Gov.", Lucio Fabbri (Violin / fromPFM) "Secretary", Atsushi Hasegawa (Bass / from GERARD) "Soldier A", Masuhiro Goto (Drums, Percussions, 2nd Electric & Acoustic Guitar, Voice / from GERARD) "Soldier B", Takeo Shimoda (Drums / from NUOVO IMMIGRATO) "Engineer of Spaceship", Numero Ueno (Acoustic Guitar, Chorus, Effect) "Doctor", Robert Allen (Storyteller), Barbara Allen (Announcement, Computer Voice), Takehito Kimura (Latin Piano / from TIANANOGUE), Megumi (Model) "Mother Earth"