Hello! Project – シングルV「幸せビーム！好き好きビーム！」「幸せですか？」「幸せきょうりゅう音頭」

Happy 7
Arranged By, Programmed By, Keyboards – Tatoo (2)
Chorus – Happy 7
Chorus – Tsunku
Guitar – To-ru Meki
Vocals – Mika Todd
Vocals – Asami Kimura
Vocals – Risa Niigaki
Vocals – Makoto Ogawa
Vocals – Ai Kago
Vocals – Ai Takahashi
Vocals – Hitomi Saito

Sexy 8
Arranged By – Hideyuki Suzuki
Chorus – Sexy 8
Chorus – Akira (3)
Chorus – Tsunku
Programmed By, Guitar – Hideyuki Suzuki
Vocals – Michiyo Heike
Vocals – Ayaka (2)
Vocals – Mari Yaguchi
Vocals – Rika Ishikawa
Vocals – Hitomi Yoshizawa
Vocals – Masae Otani
Vocals – Mai Satoda
Vocals – Maki Goto

Odoru 11
Arranged By – Takao Konishi
Beats [囃子=Hayashi] – Odoru 11
Beats [囃子=Hayashi] – Miwa Kominato
Vocals – Kei Yasuda
Vocals – Natsumi Abe
Vocals – Kaori Iida
Vocals – Rinne Toda
Vocals – Nozomi Tsuji
Vocals – Miki Fujimoto
Vocals – Asami Konno
Vocals – Megumi Murata
Vocals – Aya Matsuura
Vocals – Ayumi Shibata
Vocals – Rika Ishii