Omega ni Dake wa Naritakunai!! ~Isekai Tensei Shitara Ane no BL Manga no Nakadeshita~Ω ni dake wa Naritakunai!!: Isekai Tensei Shitara Ane no BL Manga no Naka deshita; Ωにだけはなりたくない！！　～異世界転生したら姉のＢＬ漫画の中でした～; I Don't Want to Be Just an Ω Omega!!: I Was in My Sister’s BL Manga When I Reincarnated in Another World; Omega ni dake wa Naritakunai!!: Isekai Tensei Shitara Ane no BL Manga no Naka deshita