Kona Furugoori
Kill-Ballad creator Kona searches Tanegashima for her missing mother, developing feelings for Kaito along the way.
Clark Leah
Akiho Senomiya
Robotics club chairman Akiho dreams of completing the giant robot Gan-tsuku, later suffering from time-distortion spasms.
Seidel Lindsay
Kaito Yashio
Robotics club member Kaito Yashio prioritizes his friend Akiho over robots, battling in Kill-Ballad and coping with time-slowing spasms.
Doty Terri
Airi Yukifune
A child AI, secretly spying for Kimijima, erased after Iru-O reboot.
Yu Apphia
Subaru Hidaka
A former Robo-One champion, blackmailed into joining the robotics club despite his father's wishes.
Greene Jarrod
Junna Daitoku
Junna Daitoku: A 17-year-old robotics and karate club member.
Rial Monica