Hai, Kochira Tantei-bu Desu

is a Japanese light novel series written by Koichi Mitori, with illustrations by Yoshio. The series began publication on October 10, 2010 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
I have wet clothing constitution that is rare in the world. Although she entered the famous Hoshigaoka Gakuen because she attended, she was immediately accused of an injury that she didn't remember.

Tohoho I relied on a dubious club called the detective club. When I opened the door of the club room, I found a class No. 1 young lady, Lake Kuri, who seemed to be weak, and happily served tea. This is a slightly blurred case book that surprised the boy detectives.