Tsukimizuki Rikai no Tantei Satsujin (月見月理解の探偵殺人, Tsukimizuki Rikai no Tantei Satsujin) is manga written by Akatsuki Senri and illustrated by Shiraume Nazuna. It was serialized in Nico Nico Seiga from April 27, 2012 to March 8, 2013.
A girl who sits in a wheelchair suddenly appears and becomes Tsuzuki Ui's classmate. Her name is Tsukimizuki Rikai, a beautiful and egoistic girl. Not only is she a top player of the 《Detective Murdering game》, she is also a detective from the wealthy family Tsukimizuki.