HAPPY★LESSON The Final★ (product)
Album Releases
| Date | Catalog | Name |
| 2004-04-28 | TPCR-1022 | Hikari Hitotsu Hirari / Sleepin' JohnnyFishひかりひとつひらり / Sleepin' JohnnyFishHikari Hitotsu Hirari / Sleepin' JohnnyFish |
| 2004-04-28 | TPCR-1023 | Paradise / Graceパラダイス / グレースParadise / Grace |
| 2004-10-21 | TPCR-1028 | HAPPY☆LESSON HAPPY SONGS COLLECTIONハッピー★レッスン「ハッピー・ソングス・コレクション」HAPPY☆LESSON HAPPY SONGS COLLECTION |