『Maou no Ore ga Dorei Elf wo Yome ni Shitanda ga, Dou Medereba Ii?』 ED 「Blue Star」by Yamamoto Sayaka 『Maou no Ore ga Dorei Elf wo Yome ni Shitanda ga, Dou Medereba Ii?』 ED 「Blue Star」by Yamamoto Sayaka View Reddit by lighttwo – View Source