CD's
- John Norum - Face the Truth (1992)
- John Norum - Total Control (1987)
- John Watts - One More Twist (1982)
- Jon Oliva's Pain - Festival (2010)
- Jorn - The Duke (2006)
- Journey - Arrival (2001)
- Journey - Departure (1980)
- Journey - Escape (1981)
- Journey - Generations (2005)
- Journey - Infinity (1978)
- Journey - Raised on Radio (1986)
- Journey - Trial by Fire (1996)
- Judas Priest - British Steel (1980)
- Judas Priest - Firepower (2018)
- Judas Priest - Painkiller (1990)
- Judas Priest - Ram It Down (1988)
- Judas Priest - Sin After Sin (1977)
- Judas Priest - Stained Class (1978)
- Judas Priest - Turbo (1986)
- Judgment Night (1993)
- Katatonia - Brave Murder Day (1996)
- Katmandü - Katmandü (1991)
- Keel - The Final Frontier (1986)
- Killer - Fatal Attraction (1990)
- Killer - Ready for Hell (1981)
- Killer - Shock Waves (1984)
- Killer - Wall of Sound (1982)
- King Crimson - In the Court of the Crimson King (1969)
Alternatieve titel: An Observation by King Crimson - King Diamond - "Them" (1988)
- King Diamond - Conspiracy (1989)
- King Diamond - The Best Of (2003)
- King Kobra - Ready to Strike (1985)
- King's X - Best Of (1997)
- King's X - Ear Candy (1996)
- King's X - Faith Hope Love (1990)
- King's X - King's X (1992)
- Kingdom Come - Bad Image (1993)
- Kingdom Come - Hands of Time (1991)
- Kingdom Come - In Your Face (1989)
- Kingdom Come - Independent (2002)
- Kingdom Come - Kingdom Come (1988)
- Kingdom Come - Magnified (2009)
- Kingdom Come - Master Seven (1997)
- Kingdom Come - Outlier (2013)
- Kingdom Come - Perpetual (2004)
- KISS - Alive II (1977)
- KISS - Alive III (1993)
- KISS - Alive! (1975)
- KISS - Alive! 1975-2000 (2006)
- KISS - Animalize (1984)
- KISS - Asylum (1985)
- KISS - Chikara (1988)
- KISS - Crazy Nights (1987)