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Kirishima Reiichi

桐島 零一

Kirishima Reiichi
Kirishima Reiichi桐島 零一 
Birthday28 December
Hair, Green, Short
Eyes, Green
Body, Average Height, Pale, Slim, Teen
Clothes, School Uniform
Personality, Confident, Curious, Funny, Kind, Pervert, Proactive, Smart
Role, Coder, Friend, Gamer, High School Student, Older Brother, School Extraordinary Club President, Scientist, Senpai, Step Brother
Engages in, Teasing
Subject of, Teasing
Engages in (Sexual)
Visual novelsProtagonist - Hikari no Umi no Apeiria
Protagonist - Hikari no Umi no Apeiria ~Casablanca no Kishi~
Voiced byFurukawa Tetsuto (Partial)


The protagonist. Has handsome looks, and as such he is popular among the girls. He's a boy who understands the feelings of people and always ready to help them. He's usually joking and playing with others, but has good science knowledge. By chance, he succeeds in his development of an artificial intelligence – "Apeiria."