[1] She made her literary debut in 2001 with her story Shiruetto (Silhouette) while still a student at Tokyo Metropolitan Shinjuku Yamabuki Senior High School, winning the 44th Gunzo Prize for New Writers.
[3] Shimamoto was the youngest person to receive the Noma Literary New Face Prize in its history.
[7] The Naoki Prize committee members were not unanimous in their decision, but finally selected Shimamoto's work after multiple rounds of voting.
[8] Shimamoto's novel Narratage was adapted by director Isao Yukisada into a 2017 film of the same name starring Kasumi Arimura and Jun Matsumoto.
The Nighthawk's Unrequited Love), a story about a woman named Aiko, born with a large blue birthmark on her face, who navigates prejudice as she seeks love, was adapted by director Yūka Yasukawa into a 2022 film of the same name starring Rena Matsui as Aiko.