[Negative Gang] Nandemo Iinari ni Naru Kouhai wa Suki desu ka? (Zenpen)
(C70) [Happy Man (Suzuki Kyoutarou)] Unhappy Girl b/1 (Demonbane) [English] [Chocolate]
(C84) [Fruitsjam (Mikagami Sou)] BADEND vs HAPPYEND (Smile Precure!)
Amino (Negative 69) Moralist – Tales of Vesperia dj Eng
Happy Negative Marriage Vol2 C9
Happy Negative Marriage Vol2 C8
Marriage (Life)
(C72) [Happy Man (Suzuki Kyoutarou)] UNHAPPY GIRL b/8 (Dennou Coil)
(C83) [Dragon Kitchen (Kanibasami, Sasorigatame)] CANDYBOX 01 (Koi iro Marriage)
Koi iro Marriage artbook