Available content for the Kakyūsei 2 series and related media describes characters including Shun Kishida, Nanase Takatoo, Mizuho Yuuki, Miko Kamiyama, and several supporting figures. Character analyses and databases covering the anime, games, and OVAs associated with Kakyūsei and Kakyūsei 2 reference these individuals. The name "Chiho Kotono" does not appear in these sources.