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Kanou Shiori (十七夜 栞) appears in the spin-off manga, Mahouka Koukou no Yuutousei. She is a student of Third High School, and Year 1 Course 1 student.
Appearance and Personality
When Shiori was younger, she was from a family that had lost its number and been an Extra. Though she has now been adopted by the Kanou Family, one of the Hundred Families. 
Shiori is a close friend of both Isshiki Airi and Tsukushiin Touko.
In AD 2095 she competed in the Women's Newcomers Division Speed Shooter event. She came in fourth place overall in the Speed Shooter event after losing to Kitayama Shizuku. 
- ↑ Volume 5, Chapter 30
- ↑ Volume 5, Chapter 20