ゾンビが蔓延る世界だけど転移特典持ってます！ (Associated Names)

“A country once killed those it had summoned, cause summoning rituals to fail thereafter. Therefore, I shall spare your life. You should be grateful for the noble sacrifices of your predecessors.” Three years ago, Hayato Kumakura was summoned to another world. After defeating the Demon Lord, he was sent back to Earth. However, upon his…