[Kajiyama Hiroshi] Jingai no Koibito (korean)
[HQ's (RINGER BELL & Kajiyama Hiroshi)] RB Works 4 - From THE Darkness & Darkness Again
[Kajiyama Hiroshi] Inma no Ryouiki | 淫魔的領域 [Chinese]
[Kajiyama Hiroshi] Raika to Himitsu no Yuugi ~Datsui Janken SP~ [Chinese]
(C81)[HQ's(Kajiyama Hiroshi)] HQ's A-WORKS8 -Bottom of DarkWorld 3- (korean)
[HQ's (Kajiyama Hiroshi)] NINE LIVES [Digital]
[HQ's (Kajiyama Hiroshi)] Onna Souryo no Daraku (Dragon Quest III) [Digital]
[HQ's (Kajiyama Hiroshi)] Inma no Ryouiki [Digital]
(C89) [HQ's (Kajiyama Hiroshi)] The Succubus Queen
(2005-09-30) (同人誌) [HQ's(梶山弘)] Area of Darkling (オリジナル)