[Kurokawa Otogi] Private Triangle [Digital]
Reiju no Mudazukai! Yarasete Kure Shinjuku no Assassin!
(C68) [BLACK ANGEL (REN)] triangle (ToHeart2)
Shinjuku Delivery Health Boy
[Sano Takayoshi] Kazamidori Triangle Vol.2
[Rokuichi] Triangle Paralyze Ch. 1-2
(Ningen Janai R2) [Triangle! (Maple)] Seieki Daisuki Rui-chan no Semeseme Ningen Choukyou Nikki 2 [English] {doujins.com}