Artistsekiguchi hiroki36

[Tokyo Tomodachi Kouen (Sekiguchi Hiroki)] Hatsujou Iorin (THE iDOLM@STER)

(iDOLPROJECT) [Tokyo Tomodachi Kouen (Sekiguchi Hiroki)] Hatsujou Ricchan (THE IDOLM@STER)

(C75)[Tokyo Tomodachi Kouen (Sekiguchi Hiroki)] Tsugu Milk (Kannagi)

ANGEL Club 2007-12

[Sekiguchi Hiroki] Hazukashime

(C69) [Toukyou Tomodachi Kouen (Sekiguchi Hiroki)] Takamaru Tama Onee-chan 2 (ToHeart 2)

[Hiroki Sekiguchi] Kanojo no Nakigoe

ANGEL Club 2007-09

ANGEL Club 2007-01

[Hiroki Sekiguchi] Kanojo no Nakigoe | 女朋友的哭聲 [Chinese]

COMIC Penguin Club 2009-05