|Nanakawa Rui七河 瑠依|
|Measurements||Height: 169cm, Bust-Waist-Hips: 84-54-85cm|
|Clothes||, Bikini, Coat, Helmet, Necktie, School Uniform|
|Role||, Full Sister, High School Student, Manga Artist, Older Sister, Twin Sister, Waitstaff|
|Engages in||, Cosplay, Cross-dressing|
|Visual novels||Main character - Tokimeki Memorial 4|
|Voiced by||Mizuhashi Kaori|
A big sister of Tadashi and a student of Hibiki High School, which is the setting of Tokimeki Memorial 2. She is a cheerful person who can remain optimistic even in the time of crisis. She likes anime and video games very much, and considers herself an Otaku. For that reason, she always disguises as Tadashi and infiltrates Kirameki High School to look for something she wants. She also likes drawing Doujin manga.