|Affiliation||Seirei Private High School|
|Data Carddass Game||Data Carddass Aikatsu Planet! Part 1|
Shiori has dark brown eyes with a beauty mark next to her right eye. She has thin eyebrows. Her slightly wavy dark brown hair is at chest length, her bangs pinned back behind her head. Shiori is usually shown in her school uniform.
Shiori is an academically distinct student and will take the time to research the things she's interested in.
- Shiori and Mao are childhood friends from primary school, and often hang out together. She respects the qualities that she doesn't have but Mao has.
Motoya (本谷) - Motoya (本) means book and ya (谷) means valley.
Shiori (栞) means bookmark.
- Her zodiac sign is Aries.
- Her favorite things are mechanics and reading, her favorite subjects being history and Japanese.
- Her specialties is doing quizzes.