Hatakeyama Toshiaki

Hatake, real name Hatakeyama Toshiaki (畠山 俊昭 (はたけやま としあき)), was a member of. He has done composition, arrangement, and other work on various Hello! Project releases.

Heike Michiyo

 * GET (Composition, Arrangement, Guitar, & Programming)
 * Prepare (Composition & Arrangement)
 * Sotsugyou ~TOP OF THE WORLD~ (Arrangement, Programming, & Guitar)
 * Sasaeta Kurenakucha (Composition and Arrangement)
 * Start! (Composition & Arrangement)
 * Skip (Composition & Arrangement)
 * Onna no Evolution (Composition & Arrangement)
 * Furimukanaide (Composition & Arrangement)
 * Hitorigurashi (Composition & Arrangement)
 * Akai Tsuki (Composition & Arrangement)
 * Teenage Dream (Instrumental) (Composition & Arrangement)
 * Hey!Hey!Girls Soul (Composition & Arrangement)
 * Daikirai (Composition, Arrangement, Guitar, & Programming)
 * Fall the rain (Composition & Arrangement)
 * Dakedo Aishisugite (Composition, Arrangement, Guitar, & Programming)
 * Shinkokyuu Shiyou!! (Composition & Arrangement)
 * Anata no Yume ni Naritai (Composition, Arrangement, Guitar, & Programming)
 * Haru da yo (Composition & Arrangement)
 * scene (Composition, Arrangement, Guitar, Bass, & Programming)
 * return (Composition & Arrangement)
 * myself (Composition, Arrangement, and All Instruments)

Goto Maki

 * Yokohama Shinkirou (Composition)
 * BLUE ISLAND (Composition)

℃-ute

 * Akuma de Cute na Seishun Graffiti (Composition & Arrangement)

V-u-den

 * Koi no Nukegara (Music)

Mano Erina

 * Kono Mune no Tokimeki wo (Composition)
 * Aozora ga Waratteru (Composition)
 * Glory Days (Composition & Arrangement)
 * I have a dream (Composition & Arrangement)
 * Anata ga Iru Kara (Composition & Arrangement)

Reborn Eleven

 * Reborn ~Inochi no Audition~ (single) (Music & Arrangement)

GREEN FIELDS

 * Boys be ambitious! (Composition & Arrangement)

THE Possible

 * Sotsugyoushiki ~Otona ni Naru 1 Page~ (Composition)

Miscellaneous

 * Stacies Shoujo Saisatsu Kageki (Music & Arrangement)