Makoto Neagi: Bisexual and demisexual
Sayaka Maizono: Either pansexual or straight
Leon Kuwata: Straight
Hifumi Yamada: Straight and demiromatic
Toko Fukawa/Genocide Jill: Bisexual
Kiyotaka Ishimaru: Bisexual and demisexual
Aoi Asahina: Bisexual
Chihiro Fujisaki: Gay and either demisexual or asexual
Kyoko Kirigiri: Straight, demiromatic and demisexual
Junko Enoshima: Bisexual and either demiromatic or aromatic
Mondo Owada: Either bisexual or gay, demiromatic and demisexual
Celeste Ludenberg/Taeko Yasuhiro: Straight and demiromatic
Yasuhiro Hagakure: Straight
Byakuya Togami: Gay, demisexual and demiromatic
Sakura Ogami: Lesbian and demisexual
Hajime Hinata: Bisexual
Nagito Komaeda: Either bisexual or gay, demisexual and demiromatic
Hiyoko Saionji: Bisexual
Akane Owari: Pansexual
Kazuichi Soda: Idk but is into girls
Gundham Tanaka: Idk but is into girls and is demisexual
Mikan Tsumiki: Bisexual and demiromatic
Ibuki Mioda: Bisexual
Nekomaru Nidai: Straight
Fuyuhiko Kuzuryu: Bisexual, demisexual and demiromatic
Mahiru Koizumi: Idk but is demisexual
Peko Pekoyama: Straight, demiromatic and demisexual
Chiaki Nanami: Pansexual, demiromatic and asexual
Teruteru Hanamura: Straight
Sonia Nevermind: Pansexual, demisexual and demiromatic
Shuichi Saihara: Bisexual
Kaede Akamatsu: Either straight or bisexual
Tsumugi Shirogane: Idk
Rantaro Amami: Pansexual and demisexual
Himiko Yumeno: Idk
Tenko Chabashira: Idk
Miu Iruma: Bisexual and demiromatic
Keebo/K1-B0: Asexual and aromatic
Kokichi Oma: Gay, demiromatic and demisexual
Ryoma Hoshi: Asexual and aromatic
Maki Harukawa: Straight, demisexual and demiromatic
Korekiyo Shinguji: Straight and maybe demiromatic
Kaito Momota: Bisexual
Kirumi Tojo: Asexual and aromatic
Gonta Gokuhara: Gay and demisexual
Angie Yonaga: Pansexual and asexual
Komaru Naegi: Pansexual and maybe demisexual
Nagisa Shingetsu: Idk but is demisexual and maybe demiromatic
Jataro Kemuri: Asexual and aromatic
Kotoko Utsugi: Idk
Monaca: Idk
Masaru Daimon: Idk
Mukuro Ikusaba: Idk but is demisexual and demiromatic