Tracklist :
[1995.07.07] un-balanced (*)
[1996.12.01] Stare At (*)
[2000.06.21] THE CHANGING SAME (*)
[2001.07.04] gaining through losing (*)
[2003.01.22] LIFE is... (*)
[2004.11.24] SENTIMENTALovers (*)
[2008.03.12] FAKIN' POP (*)
-Other Albums-
[2001.11.28] Kh re-mixed up 1 [2CD's] (Remix Album) (*)
[2003.12.10] Ken's Bar (Cover Album) (*)
[2005.11.23] Utabaka Ken Hirai 10th Anniversary Complete Single
Collection '95-'05 [2CD's] (*)
-Singles-
[1995.05.13] Precious Junk
[1995.06.21] Katahou Zutsu no Earphone
[1995.11.22] Yokogao
[1996.08.21] Doshaburi
[1996.11.01] Stay With Me
[1997.07.21] HEAT UP
[1998.05.30] Love Love Love
[2000.01.09] LAKuEN (*)
[2000.05.10] why (*)
[2000.10.18] LOVE OR LUST (*)
[2000.12.06] even if (*)
[2001.02.15] Miracles
[2001.05.16] KISS OF LIFE (*)
[2002.01.30] Missin' you ~It will break my heart~
[2002.05.22] Strawberry Sex
[2002.08.28] Ookina Furudokei (*)
[2002.11.07] Ring (*)
[2003.05.08] LIFE is... ~another story~
[2003.07.30] style (*)
[2004.04.28] Hitomi wo Tojite
[2004.05.29] Kimi wa Tomodachi (*)
[2004.08.06] Omoi ga Kasanaru Sono Mae ni...
[2005.10.26] POP STAR (*)
[2006.06.14] By My Melody (*)
[2007.01.17] Elegy (*)
[2007.02.28] Kimi no Suki na Toko
[2007.09.12] fake star (*)
[2008.02.20] Canvas / Kimi wa Su.Te.Ki (*)
-Misc-
[2007.08.22] Ken Hirai - SONGBOOK BRASILIAN DIVAS (Bossa
Nova covers) **thanks to marcus!**
[????.??.??] Orgel (Single Hit Collection) - Ken Hirai
-Songs featuring Ken Hirai-
[1996.12.21] GERRY DeVEAUX - BACK TO YOU (Japanese Edition
Bonus Track)
11. HOLDING ON TO PROMISES (feat. Ken Hirai)
[2000.04.01] Yoshiko Goshima - decade to date
3. Full Sail (feat. Ken Hirai)
[2000.10.12] K DUB SHINE - Ikiru
7. Scent of a woman ~yume no kaori~ feat. Ken Hirai
[2002.05.22] Akina Nakamori - Resonancia
2. Eyes on you (Background Vocals: Ken Hirai)
[2005.06.22] BONNIE PINK - REMINISCENCE
4. Got Me A Feeling [original - Misty Oldland] with DJ Mitsu the Beats
(GAGLE) & Ken Hirai
+[1998.08.26] Setsunai (Drama OST)
Ken Hirai - Kimi wa Warattara\
