Sangatsu Boujitsu, Kuma o Hirotta by Kamuro Akira & Takao Hiroi

Summary

Plot: One morning, Kyuya wakes up to find that he’s bedded a bear. That bear is Hozumi, an older man with a scruffy beard and a penchant for clinging to Kyuya and calling him “Kyu-chan”. Hozumi’s desperate behavior is a big turn-off for Kyuya, however, Kyuya slowly learns that there is more to Hozumi’s desperation than he could have imagined. Related:Rokugatsu no Hengen-san(Sequel)