First Kiss (2002):

1. Dokki Doki! Love Mail / 2. Tropical Koishiteru / 3. Oshare! / 4. 100kai no Kiss / 5. Zettai Tokeru Mondai X = / 6. Egao ni Namida ~Thank You Dear My Friends~ / 7. Love Namida Iro / 8. Sou Ieba / 9. S-kun / 10. Watashi no Sugoi Houhou / 11. Hajimete Kuchibiru wo Kasaneta Yoru

T.W.O (2003):

1. Yeah! Meccha Holiday / 2. The Bigaku / 3. Anata no Kanojo / 4. Momoiro Kataomoi / 5. Diary / 6. Shine More / 7. Shall We Love (Ayaya Version) / 8. From That Sky ~Kaetama wa Kou Men de~ / 9. Date Biyori / 10. Sougen no Hito / 11. Navi ga Kowareta Oujisama ~Love Chance~ / 12. Motokare

Single Best - Special Edition for Hawaii (2003):

1. Dokki Doki! Love Mail / 2. Tropical Koishiteru / 3. Love Namida Iro / 4. 100kai no Kiss / 5. Momoiro Kataomoi / 6. Yeah! Meccha Holiday / 7. The Bigaku / 8. Hyacinth / 9. Ne~e / 10. Goodbye Natsuo / 11. The Last Night

X3 (2004):

1. Goodbye Natsuo / 2. Get Up! Rapper (Matsuura Version) / 4. Kanousei no Michi / 5. Ne~e / 6. Original Jinsei / 7. The Last Night / 8. Watashi to Watashi to Watashi / 9. Yeah! Meccha Holiday (High Tuned Mix) / 10. Namida no Wake / 11. Love Train

Best 1 (2005):

1. Momoiro Kataomoi / 2. Yeah! Meccha Holiday / 3. Love Namida Iro / 4. Kiseki no Kaori Dance / 5. Ne~e / 6. 100kai no Kiss / 7. Dokki Doki! Love Mail / 8. Watarasebashi / 9. I Know / 10. Egao ni Namida ~Thank You Dear My Friends~ / 11. Hyacinth / 12. Goodbye Natsuo / 13. Tropical Koishiteru / 14. Love Chance ~Navi ga Kowareta Oujisama~ / 15. Sougen no Hito (Tsunku Mix) 16. Kanousei no Michi (2005 Version)

Single Best - Special Edition for Hawaii (2005):

1. Dokki Doki! Love Mail / 2. Tropical Koishiteru (Hawaii Version) / 3. Love Namida Iro / 4. 100kai no Kiss (Hawaii Version) 5. Momoiro Kataomoi / 6. Yeah! Meccha Holiday / 7. The Bigaku / 8. Sougen no Hito / 9. Ne~e (Hawaii Version) / 10. Goodbye Natsuo / 11. The Last Night / 12. Kiseki no Kaori Dance / 13. Hyacinth / 14. Your Song ~Seishun Sensei~ / 15. Watarasebashi / 16. Zutto Suki de Ii Desu ka

Naked Songs (2006):

1. Feel Your Groove / 2. Rock My Body / 3. Hitori / 4. Oshare! (2006 Version) / 5. I Know (2006 Version) / 6. Hajimete Kuchibiru o Kaseneta Yoru (2006 Version) / 7. Love Namida Iro (2006 Version) / 8. Dokki Doki! Love Mail (2006 Version) / 9. Tropical Koishiteru (2006 Version) / 10. Don't Know Why / 11. Suna wo Kamu you ni...Namida (Album Version) / 12. Dearest

Double Rainbow (2007):

1. Ima wa Let It >Be / 2. Happy to Go! / 3. Soulmate / 4. Double Rainbow / 5. Blue Bird / 6. Kaze ni Makasete / 7. Suna wo kamu you ni...Namida / 8. Toudai / 9. Hikkosenai Kimochi / 10. Onna Day by Day / 11. Egao

Omoi Afurete (2009):

1. Kekkon Shinai Futari / 2. Nanakai Utau to Ii Koto ga Aru Uta / 3. Beautiful Day / 4. Boom Boom Boom / 5. Omoi Afurete / 6. Rescue! Rescue! / 7. Chuuou Kaisatsu / 8. Shinju / 9. Fallin' / 10. Kizuna

Click You Link Me (2010):

1. The Difference / 2. Feel Your Groove / 3. Suna wo kamu you ni...Namida / 4. Yokohama Rondo / 5. Homu Nite / 6. Click You Link Me / 7. Kataritsugu Koto / 8. Interlude ~Okay~ / 9. Watarasebashi / 10. Dearest / 11. Only One / 12. Hitori / 13. Minna Hitori

10th Anniversary Best (2011):

1. Love Namidairo / 2. 100kai no Kiss / 3. Zettai Tokeru Mondai X = / 4. Egao ni Namida ~Thank You! Dear My Friends~/ 5. Momoiro Kataomoi / 6. Yeah! Meccha Holiday / 7. Kanousei no Michi / 8. Ki ga Tsukeba Anata / 9. Happiness / 10. Dearest / 11. Egao / 12. Hanaichi Monme / 13. Omoi Afurete / 14. Only One / 15. Futari Osaka / 16. Subject: Sayonara

H!P - Pucchi Best 2 (2001):

13. Merry Xmas for You (Holly Night Version) / 15. Hello Matta Aou Ne (20nin Matsuri Version)

H!P - Douyou Pops 1 (2001):

1. Jingle Bells / 6. Santa Claus Is Coming to Town / 14. Tako no Uta / 15. Kiyoshi Kono Yoru

H!P - Douyou Pops 2 (2002):

4. Ureshii Hina Matsuri / 8. Hana

H!P - Folk Songs 2 (2002):

1. Tentou Mushi no Samba / 3. Fuyu ga Kuru Mae ni / 7. Hikoukigumo / 10. Nagai Aida / 13. Kanda Gawa / 16. Satoubiki Batake

H!P - Douyou Pops 3 (2002):

14. Hanabi

H!P - Douyou Pops 4 (2002):

1. Omocha no Cha Cha Cha / 15. Ryoshuu / 16. Furusato

H!P - Shinsaku Douyou Pops 1 (2002):

1. Pineapple Paradise / 14. Happy Happi Princess

H!P - Shinsaku Douyou Pops 2 (2003):

2. Egao Banzai / 3. Haya~i Norimono / 10. Balcony jyanakute Engawa to Iimasu

H!P - Sougen no Hito OST (2003):

1. Sougen no Hito / 7. Yokohama Sing a Song

H!P - Folk Songs 5 (2004):

4. Nagori Yuki / 8. Scarborough Fair / 12. Boku no Suki na Sensei

H!P - Pucchi Best 5 (2004):

13. Love Like Crazy (Smooth Jazzy Mix)

H!P - Pucchi Best 7 (2006):

17. Ready Go!

H!P - Ribbon no Kishi OST (2006):

13. Anata ni Aitai

Ryoichi Hattori - Tanjo 100m Shunen Kinen Tribute Album (2007):

13. Rappa to Musume

GAM - Amai Yuuwaku (2007):

1. Thanks! / 2. Junetsu ~Only~ / 3. Melodies / 4. Ai no Fune / 5. Koko de Kisu Shite / 6. Lu Lu Lu / 7. Ichaicha Summer / 8. Aijou Oasis / 9. ...H / 10. Amai Yuuwaku / 11. Thanks! (Yuuwaku Remix)

H!P - Pucchi Best 8 (2007):

16. Daisuki Rakuten Eagles / 17. Atsui Tamashii

H!P - Pucchi Best 9 (2008):

17. Hanaichi Monme

Masashi Sada - Sada no Uta Tribute Album (2008):

6. Doukeshi no Sonetto

Junichi Inagaki - Otoko to Onna ~Two Hearts Two Voices~ (2008):

3. Anata ni Aitakute ~Missing You~

Hiroshi Itsuki - Tennessee Waltz (2009):

5. Hey Paula

Chage - Many Happy Returns (2009):

2. Kazari ja nai no yo Namida wa

Dokki Doki! Love Mail (2001):

1. Dokki Doki! Love Mail / 2. Machiawase

Tropical Koishiteru (2001):

1. Tropical Koishiteru / 2. Yuugure

Love Namida Iro (2001):

1. Love Namida Iro / 2. OO- Joshi Kousei no Shuchou

100kai no Kiss (2001):

1. 100kai no Kiss / 2. Merry Xmas for You

Momoiro Kataomoi (2002):

1. Momoiro Kataomoi / 2. Enkyori no Renai

Yeah! Meccha Holiday (2002):

1. Yeah! Meccha Holiday / 2. Tsumannai yo

The Bigaku (2002):

1. The Bigaku / 2. I Know

Sougen no Hito (2002):

1. sougen no Hito / 2. Yokohama Sing a Song

Ne~e (2003):

1. Ne~e / 2. Onna no Yuujou Mondai

Goodbye Natsuo (2003):

1. Goodbye Natsuo / 2. Watakushi no Yotei

The Last Night (2003):

1. The Last Night / 2. Do You Lve Me

Kiseki no Kaori Dance (2004):

1. Kiseki no Kaori Dance / 2. Uchuu de la Ta Ta

Hyacinth (2004):

1. Hyacinth / 2. Aitakute / 3. Hatsukoi

Your Song ~Seishun Sensei~ (2004):

1. Your Song ~Seishun Sensei~ / 2. Shining Day

Watarasebashi (2004):

1. Watarasebashi / 2. I Love You no Tsuzuki

Zutto Suki de Ii Desu ka (2005):

1. Zutto Suki de Ii Desu ka / 2. Yume

Ki ga Tsukeba Anata (2005):

1. Ki ga Tsukeba Anata / 2. Yuujou ~Jou Karubi~

Suna wo Kamu you ni...Namida (2006):

1. Suna wo Kamu you ni...Namida / 2. Happiness

Egao (2007):

1. Egao / 2. Anata ni Deaete

Kizuna (2008):

1. Kizuna / 2. Hitori

Chocolate Damshii (2009):

1. Chocolate Damashii / 2. Gatsun

ABC "Sakura & Satsuki" theme song (2011):

1. Futari Osaka (released on itunes)

3nin Matsuri - Chu! Natsu Party (2001):

1. Chu! Natsu Party / 2. Hello Mata Aou Ne (3nin Version)

HP - Ai no Merry Xmas (2002):

1. Ai no Merry Xmas

Odoru11 - Shiawase Kyouryu Ondo (2002):

1. Shiawase Kyouryu Ondo / 2. Yoku Aru Oyako no Serenade

Gomattou - Shall We Love (2002):

1. Shall We Love / 2. Shall We Love (Cool Groove Mix) / 3. Shall We Love (Airly Healing Mix)

Aya & Coconuts Musume & Mai Satoda - Pineapple Paradise (2003):

1. Pineapple Paradise

Salt5 - Get Up! Rapper (2003):

1. Get Up! Rapper / 2. Oh Be My Friend

Ayayamu & Ecohamzu - Tensai! Let's Go Ayayamu (2004):

1. Tensai! Let's Go Ayayamu

HP All Stars - All for One & One for All (2004):

1. All for One & One for All / Sankaku Kankei

Nochiura Natsumi - Renai Sentai Shitsu Ranger (2004):

1. Renai Sentai Shitsu Ranger / 2. Love Like Crazy

Def.Diva - Suki Sugite Baka Mitai (2005):

1. Suki Sugite Baka Mitai / 2. Suki Sugite Baka Mitai (Crazy J-G Jazz Remix)m / 3. Suki Sugite Baka Mitai (Joou Remix)

Def.Diva - Let's Go Rakuten Eagles (2006):

1. Let's Go Rakuten Eagles

GAM - Thanks! (2006):

1. Thanks! / 2. Shinkirou Romance

GAM - Melodies (2006):

1. Melodies / 2. Melodies (Piano Version)

GAM - Lu Lu Lu (2007):

1. Lu Lu Lu / 2. Family

GAM - Daisuki Rakuten Eagles (2007):

1. Daisuki Rakuten Eagles

Chorus Japan - Ne no Uta (2010):

1. Ne no Uta

Ganbarou Nippon - Ai wa katsu (2011)

1. Ai wa katsu

MBS "Young Town Douyoubi" (2002-2003):

1. Ayaya Shopping / 2. Nagai Aida / 3. Osentaku

Family Mart Commercial (2008):

1. Kichin to Chikin