Shinigami Tantei To Yuuutsu Onsen
Other titles :
死神探偵と憂鬱温泉, Shinigami Detective and the Melancholy Hot Springs
Author(s) :Saitou Misaki
Shishigami Takashi has, for a long time, met with murder cases wherever he goes, that's how he got the nickname; the "Shinigami" detective. 、 Shishigami, his wife Michiru, and his kouhai Seki, take a trip to an onsen. However, as soon as they arrive, a corpse is discovered...?! Aside from the titular story, two more mysteries are collected into 1 volume!!