List:Ishikawa Rika Discography Featured In

Morning Musume

 * Happy Summer Wedding
 * I WISH
 * Ren'ai Revolution 21
 * The☆Peace!
 * Mr.Moonlight ~Ai no Big Band~
 * Souda! We're ALIVE
 * Do it! Now
 * Koko ni Iruzee!
 * Morning Musume no Hyokkori Hyoutanjima
 * AS FOR ONE DAY
 * Shabondama
 * Go Girl ~Koi no Victory~
 * Ai Araba IT'S ALL RIGHT
 * Roman ~MY DEAR BOY~
 * Joshi Kashimashi Monogatari
 * Namida ga Tomaranai Houkago
 * THE Manpower!!!
 * Osaka Koi no Uta

v-u-den

 * Koi no Nukegara
 * Kacchoii ze! JAPAN
 * Ajisai Ai Ai Monogatari
 * Hitorijime
 * Kurenai no Kisetsu
 * Issai Gassai Anata ni∮A.ge.ru♪
 * Aisu Cream to My Purin
 * Koisuru♡Angel♡Heart
 * Jaja Uma Paradise
 * Nanni mo Iwazu ni I LOVE YOU

Tanpopo

 * Otome Pasta ni Kandou
 * Koi wo Shichaimashita!
 * Oujisama to Yuki no Yoru
 * BE HAPPY Koi no Yajirobee

Ongaku Gatas

 * Narihajimeta Koi no BELL
 * Yattarouze!
 * Come Together
 * READY! KICK OFF!!

Morning Musume Otome Gumi

 * Ai no Sono ~Touch My Heart!~
 * Yuujou ~Kokoro no Busu ni wa Naranee!~

DEF.DIVA

 * Suki Sugite Baka Mitai
 * LET'S GO Rakuten Eagles

3nin Matsuri

 * Chu! Natsu Party

Sexy 8

 * Shiawase Desu ka?

7AIR

 * Kowarenai Ai ga Hoshii no

ROMANS

 * SEXY NIGHT ~Wasurerarenai Kare~

Ecomoni

 * Tensai! LET'S GO Ayayamu (Ayayamu with Ecohamzu)

H.P. ALL STARS

 * ALL FOR ONE & ONE FOR ALL!

Ganbarou Nippon Ai wa Katsu Singers

 * Ai wa Katsu

Hangry & Angry

 * Reconquista

Dream Morning Musume

 * Shining Butterfly

ABCHO

 * Me wo Tojite Gyusshiyo