70		Mannheim Steamroller (New Age, Modern Classical, Ambient, 1975-2014)
65		Yanni (Modern Classical, New Age, Ambient, 1984-2016)
62		Constance Demby (Ambient, New Age, Abstract, 1978-2011)
61		Michael Hoppé (New Age, Contemporary, Modern Classical, 1984-2006)
61		Øystein Sevåg (New Age, Modern Classical, Future Jazz, 1983-2012)
61		Dan Gibson (New Age, Ambient, Modern Classical, 1978-2013)
60		Raphael (New Age, Modern Classical, Ambient, 1980-1995)
60		Andreas Vollenweider (Ambient, New Age, Modern Classical, 1979-2009)
59		Gandalf (New Age, Ambient, Modern Classical, 1980-2016)
58		Ralph Lundsten (Experimental, New Age, Abstract, 1966-2008)
58		Ken Muramatsu (New Age, Ambient, Jazz-Funk, 1983-1986)
58		David Darling (Ambient, Contemporary, New Age, 1980-2009)
57		John Kerr (Ambient, New Age, Synth-pop, 1983-2016)
57		Rüdiger Gleisberg (Ambient, New Age, Downtempo, 1988-2014)
57		Suzanne Ciani (Ambient, Contemporary, New Age, 1982-2005)
57		Enya (Ambient, Modern Classical, Celtic, 1986-2016)
56		Tony O'Connor (Ambient, New Age, Modern Classical, 1987-2007)
56		Phil Thornton (New Age, Ambient, Modern Classical, 1986-2014)
56		Cyrille Verdeaux (Ambient, New Age, Fusion, 1980-2013)
56		Kitaro (Ambient, New Age, Soundtrack, 1978-2014)
56		Ad Visser (Ambient, New Age, Synth-pop, 1982-2003)
56		John St. John (New Age, Ambient, Modern Classical, 1992-1997)
55		Stomu Yamash'ta (Ambient, Experimental, New Age, 1971-2002)
55		Oliver Shanti & Friends (New Age, Ambient, Downtempo, 1987-2002)
55		Medwyn Goodall (New Age, Ambient, Modern Classical, 1987-2013)
54		Tomita (Modern Classical, Ambient, Soundtrack, 1966-2013)
54		Peter Seiler (Downtempo, New Age, Ambient, 1974-2001)
54		Mikael Nordfors (New Age, Ambient, Freestyle, 1988-1993)
54		Harold Budd (Ambient, Modern Classical, Minimal, 1978-2014)
54		Sylvain Chauveau (Modern Classical, Ambient, Drone, 2000-2015)
53		Tom Barabas (New Age, Modern Classical, Ambient, 1986-2000)
53		Steven Halpern (New Age, Ambient, Modern Classical, 1975-2013)
53		Mars Lasar (New Age, Ambient, Downtempo, 1992-2012)
53		Dead Can Dance (Modern Classical, Ambient, Ethereal, 1984-2013)
53		Chuck Daar (Ambient, Modern Classical, Post Rock, 2001-2016)
53		Ichiko Hashimoto (Ambient, New Wave, New Age, 1984-1991)
53		Yas-Kaz (Ambient, New Age, Experimental, 1984-1997)
53		Govi (New Age, Ambient, Easy Listening, 1988-2013)
52		Patrick Bernhardt (New Age, Ambient, Acoustic, 1990-2012)
52		Osamu Kitajima (New Age, Ambient, Fusion, 1976-2010)
52		Peter Davison (New Age, Abstract, Ambient, 1982-2014)
52		Roger Eno (Ambient, Abstract, Modern Classical, 1985-2008)
52		Eumir Deodato (Jazz-Funk, Disco, Jazz-Rock, 1964-2010)
52		A Challenge Of Honour (Industrial, Modern Classical, Ambient, 2001-2012)
52		Murcof (Modern Classical, Ambient, Experimental, 2002-2016)
52		Eberhard Schoener (Ambient, Krautrock, Modern Classical, 1971-1999)
52		Nouvelles Lectures Cosmopolites (Modern Classical, Ambient, Experimental, 1990-2007)
52		Ryuichi Sakamoto (Experimental, Ambient, Synth-pop, 1978-2015)
52		Aeolus (New Age, Ambient, Modern Classical, 1984-2006)
51		David Arkenstone (New Age, Downtempo, Ambient, 1987-2014)
51		Tim Wheater (New Age, Ambient, Electro, 1986-2006)
51		David Lanz (New Age, Smooth Jazz, Contemporary Jazz, 1985-2005)
51		Hiroshi Yoshimura (Ambient, New Age, Minimal, 1982-2011)
51		Levantis (Ambient, New Age, Downtempo, 1996-2007)
51		Shakatak (Jazz-Funk, Disco, Smooth Jazz, 1981-2014)
51		Deuter (New Age, Ambient, Experimental, 1972-2012)
51		Toshifumi Hinata (New Age, Experimental, Ambient, 1985-1998)
51		Henri Seroka (New Age, Ambient, Vocal, 1971-2010)
51		Bruno Sanfilippo (Ambient, Modern Classical, Drone, 1991-2016)
51		Pietro Bonanno (Contemporary, Experimental, Ambient, 2003-2015)
51		Secret Garden (Modern Classical, Ambient, Downtempo, 1995-2016)
51		Jun Fukamachi (Fusion, Jazz-Rock, Jazz-Funk, 1971-1999)
51		Jack Or Jive (Ambient, Experimental, Ethereal, 1994-2014)
51		Craig Pruess (New Age, Ambient, Indian Classical, 1977-2016)
51		Johannes Schmölling (Ambient, New Age, Electro, 1986-2011)
51		Uruk-Hai (Ambient, Dark Ambient, New Age, 2000-2015)
51		Library Tapes (Modern Classical, Ambient, Minimal, 2005-2016)

Notes: Music similar to Keiichi Oku, Music like Keiichi Oku, Electronic, Classical, Funk, Soul, Jazz, Rock, Stage, Screen, New Age, Ambient, Modern Classical, Disco, Jazz-Funk, Soul-Jazz, Soundtrack, Artists, Bands, Songs, Audio, Records, Albums, Singles, Releases, Music Similarities