Kyouka Izumi is a Japanese writer best known for The Savior's Book Cafe Story in Another World and Isekai Idol. Oumiya is a Japanese writer best known for The Savior's Book Cafe Story in Another World and Isekai Idol. Reiko Sakurada is a Japanese manga artist best known for the art in The Savior's Book Cafe Story in Another World (Manga).