Japanese psychedelic rock band founded in 1995 by members of the Acid Mothers Temple soul-collective as a freak-out group for the 21st century, led by Kawabata Makoto.
According to acidmothers.com, U.F.O. is for underground freak out. Its lineup is ever-mutating.

Current members
Makoto Kawabata / Speed Guru – guitars, electronics, vocals (1995–present)
Hiroshi Higashi / Noodle God – synthesizer, vocals, harmonica (1998–present)
Nani Satoshima / Another Dimension – drums (2014–present)
Jyonson Tsu / Midnight Whistler – guitar, bouzouki, vocals (2018–present)
Shozo Sawano / Hex Man – bass guitar (2022–present)

Former members
Cotton Casino (Tomoko Kajino) / Beer & Cigarette – synthesizer, vocals (1995-2004), occasionally appearing as guest since 2012
Hajime Koizumi / Sleeping Monk (2) – drums (1995-2001, 2002, 2003-2005)
Takahashi Atsuki – drums (1995-1997)
Suzuki Chisen – vocals (1995-2000)
Ishida Yoko / Cheesecake – violin, performer, photography (1995-2001)
Mano Kazuhiko – saxophone (1995-2001)
Keizo Suhara – bass guitar (1995-1998)
Tatsuya Yoshida – drums (1997-1998, 2001)
Hisashi Yasuda – bass guitar (1998)
Ayano / Space Hi – Performer (1998)
Father Moo – Performer (1998, 2002)
Haco – Vocals (1998-1999, 2001)
Atsushi Tsuyama / Cosmic Joker – bass guitar, vocals (1998-2015)
Yoshimitsu Ichiraku – drums (2001-2002, 2009)
Audrey Ginestet – vocals, bass guitar, piano (2001)
Terukina Noriko – vibraphone, glockenspiel (2001)
Magic Aum Gigi – harp (2002)
Uki Eiji – drums (2002, 2005-2006)
Okano Futoshi – drums (2002-2003)
Ryoko Ono – saxophone, flute (2005-2006, 2007)
Nao (3) – vocals (2005-2006)
Kitagawa Hao – theremin, vocals (2006-2007)
Shimura Koji / Latino Cool – drums (2006-2014)
Mitsuru Tabata / Maratab / Mitsuko☆Tabata – guitar, vocals, guitar synthesizer (2012-2017)
S/T (2) a.k.a Wolf (83) / Space and Time – bass guitar (2016-2020 december)

Visual credits often go to Kawabata Sachiko / Sachiko Ichikawa / Elf (9).