¿Amor Unilateral?
[BurstBomb.T (TKP)] Ties or Contract (Magical Halloween) [Digital]
[Harumachi Tsurara (Shichoson)] Unilateral Contract [Digital]
(C89) [SUBCONTRACT STUDIO (luphis)] Luka Nee-san no Kekkon (VOCALOID)
(C88) [SUBCONTRACT STUDIO (luphis)] Luka Nee-san no Kango (VOCALOID)
[Harumachi Tsurara (Shichoson)] Unilateral Contract [Chinese] [补丁布丁汉化组] [Digital]
(Mounanimokowakunai) [Kagi Node (Tsubaki Hara)] QB Contract Plan ~Let's Become Magical Girl~ (Puella Magi Madoka Magica)
(C89) [SUBCONTRACT STUDIO (luphis)] Luka Nee-san no Kekkon (VOCALOID) [English] [Heavenchai]
[Mifune Seijirou] Elf Harem no Mori to Kozukuri Keiyaku | Baby-making contract with a harem of forest elves (COMIC MILF 2017-10 Vol. 38) [English] [sapphireblade] [Digital]
[Dhibi] Keiyaku - Contract with the witch (COMIC X-EROS #66) [Chinese] [沒有漢化] [Digital]
