- Ryuko Matoi
- Satsuki Kiryuin
- Mako Mankanshoku
- Aikuro Mikisugi
- Uzu Sanageyama
- Houka Inumuta
- Ira Gamagoori
- Nonon Jakuzure
- Senketsu
- The Mankanshoku family
- Shiro Iori
- Kiryuin Butlers
- Tsumugu Kinagase
- Nui Harime
- Ragyo Kiryuin
- Isshin Matoi
- Club Activities
- Tri-City Schools Raid Trip
- Correlation
Ryuko's father and the man who created Senketsu.
Nui Harime murdered him with the Scissor Blade.