Isekai De Item Collector

Briefly about Isekai De Item Collector manga:

Based on the hit novel "Masou Gakuen HxH" comes a brand new adventure! Kagami Kouma is just as he seems, a high school boy who enjoys his mundane life. One day, a fox-eared girl named Zaou Kaela appeared before him and claimed to be the daughter of the demon lord Luficer. She asked for his help in collecting all 72 treasures that are hidden in different worlds. With the help of the former knight Yamai Zenjirou and his shikigami Astaroth, the foursome set out on an adventure to gather artifacts from