List:Mitsui Aika Discography Featured In

Morning Musume

 * Egao YES Nude (Debut)
 * Kanashimi Twilight
 * Onna ni Sachi Are
 * Mikan
 * Resonant Blue
 * Pepper Keibu
 * Naichau Kamo
 * Shouganai Yume Oibito
 * Nanchatte Ren'ai
 * Kimagure Princess
 * Onna ga Medatte Naze Ikenai
 * Seishun Collection
 * Onna to Otoko no Lullaby Game
 * Maji Desu ka Ska!
 * Only you
 * Kono Chikyuu no Heiwa wo Honki de Negatterun da yo!
 * Busu ni Naranai Tetsugaku (Hello! Project Mobekimasu)
 * Pyocopyoco Ultra
 * Ren'ai Hunter (Last Single)

Guardians 4

 * Omakase♪Guardian
 * School Days
 * PARTY TIME
 * Going On!

Athena & Robikerottsu

 * Shouri no BIG WAVE!!!
 * Seishun! LOVE Lunch

GREEN FIELDS

 * Boys be ambitious!
 * Tokainaka no Kare

Muten Musume

 * Appare! Kaiten Zushi

Ganbarou Nippon Ai wa Katsu Singers

 * Ai wa Katsu

Morning Musume

 * SEXY 8 BEAT
 * Morning Musume ALL SINGLES COMPLETE ~10th ANNIVERSARY~
 * COVER YOU
 * Platinum 9 DISC
 * Morning Musume Zen Single Coupling Collection
 * 10 MY ME
 * Fantasy! Juuichi
 * 12, Smart

Hello! Project

 * Chanpuru 1 ~Happy Marriage Song Cover Shuu~
 * Petit Best 8
 * Petit Best 9
 * Petit Best 10
 * Petit Best 11
 * Petit Best 12
 * Petit Best 13
 * Petit Best 14