|"Swimsuit Short Story: Kei Karuizawa Chapter"|
|Rōmaji||Mizugi Shōto Sutōrī・Karuizawa Kei-hen|
|Author||Shōgo Kinugasa (Story)
|Available in||Manga Volume 1 (Toranoana's Privilege-only)|
|Release Date||September 23, 2016 (JP)|
|Previous||"Swimsuit Short Story: Suzune Horikita Chapter"|
|Next||"Sports Festival: Ichinose's Battle"|
"Swimsuit Short Story: Kei Karuizawa Chapter" (水着ＳＳ・軽井沢恵編, Mizugi Shōto Sutōrī・Karuizawa Kei-hen) is a short story from Toranoana's store privilege for the first short story collection of You-Zitsu light novel series, from the purchase of the first volume of the You-Zitsu manga series. Along with other four, it's a part of bonus swimsuit short stories.