(C88) [Mama ni wa Naisho (Plasma Beach)] Chan nana no Shokutaku (GOD EATER)
(Shotaket 11) [Studio Rakkyou (Various)] Tsubasa x4 no Naisho (Naisho no Yorimichi)
(C78) [Mama ni wa Naisho (Purukogi Beach)] Exquisite Chocolate (Dragon Quest IV)
Bokutachi no Jupiter Obasan. Yasashisugiru Hitozuma wa Shounen Youma no Nikubenki
[Mama ni wa Naisho (Plasma Beach)] Luscious Beef Cake PLATINUM (Tekken)
Hitozuma Club Glass no Kutsu
(Shotaket 11) [Studio Rakkyou (Various)] Tsubasa x4 no Naisho (Naisho no Yorimichi) [English]
(C90) [Mama ni wa Naisho (Plasma Beach)] Kinniku Bokujou (THE IDOLM@STER)
[XX-ya tte koto wa Naisho da. (Naisho da.)] Doremi-sama Doremi-sama Doremi-sama (Ojamajo Doremi)
Hotaru to Chibiusa no Hajimete no Naisho