List of all the characters in Blue Archive. Beware of unmarked spoilers!.
Characters with their names in bold are playable.
Schools
- Abydos High School note Hoshino, Nonomi, Serika, Ayane, Shiroko
- Arius Satellite School note Saori, Atsuko, Hiyori, Misaki
- Gehenna Academy note Makoto, Iroha, Ibuki, Satsuki, Chiaki, Hina, Ako, Iori, Chinatsu, Aru, Mutsuki, Kayoko, Haruka, Haruna, Junko, Izumi, Akari, Fuuka, Juri, Sena, Kasumi, Megu, Kirara, Erika
- Highlander Railway Academy note Suou, Hikari, Nozomi
- Hyakkiyako Alliance Academy note Yukari, Renge, Kikyou, Nagusa, Ayame, Chise, Kaho, Niya, Tsubaki, Mimori, Kaede, Pina, Shizuko, Umika, Izuna, Michiru, Tsukuyo, Kokuriko, Shuro, Kuzunoha
- Kronos School of Journalism note Mai, Shinon
- Millennium Science School note Rio, Yuuka, Noa, Koyuki, Hare, Kotama, Chihiro, Maki, Akane, Asuna, Karin, Neru, Toki, Hibiki, Kotori, Utaha, Sumire, Rei, Himari, Eimi, Yuzu, Midori, Momoi, Aris
- Red Winter Federal Academy note Cherino, Marina, Tomoe, Nodoka, Shigure, Momiji, Meru, Minori, Takane, Yakumo
- Shanhaijing Senior Secondary School note Kisaki, Mina, Shun, Kokona, Saya, Rumi
- SRT Special Academy note Miyako, Saki, Miyu, Moe, Yukino, Niko, Kurumi, Otogi
- Trinity General School note Mika, Nagisa, Seia, Tsurugi, Hasumi, Mashiro, Ichika, Suzumi, Reisa, Yoshimi, Natsu, Airi, Kazusa, Mine, Hanae, Serina, Shimiko, Ui, Hifumi, Azusa, Koharu, Hanako, Sakurako, Mari, Hinata
- Valkyrie Police Academy note Kanna, Kirino, Fubuki
- Others
Organizations
- General Student Council note The President, Rin, Momoka, Ayumu, Kaya, Aoi, Sumomo, Haine
- SCHALE note Sensei, Arona
- Other organizations & characters note Sora, Seven Prisoners (Wakamo, Akira, Kai), Miku, and other characters
Enemies
- Decagrammaton note Decagrammaton, Kether, Binah, Chesed, Hod, Malkuth
- Gematria note Black Suit, Maestro, Golconde & Décalcomanie, Beatrice
- Others