Project SEKAI has 26 characters, 20 original characters and 6 Piapro characters.
Hatsune Miku
Kagamine Rin
Kagamine Len
Megurine Luka
MEIKO
KAITO
Hoshino Ichika
Tenma Saki
Mochizuki Honami
Hinomori Shiho
Hanasato Minori
Kiritani Haruka
Momoi Airi
Hinomori Shizuku
Azusawa Kohane
Shiraishi An
Shinonome Akito
Aoyagi Toya
Tenma Tsukasa
Otori Emu
Kusanagi Nene
Kamishiro Rui
Yoisaki Kanade
Asahina Mafuyu
Shinonome Ena
Akiyama Mizuki
