規格外のストラテジー～異世界帰りの勇者、知り合いにばれてダンジョン攻略に駆り出される～ (Associated Names)

**The day of the middle school graduation ceremony.** Ren Yuuki was suddenly summoned to another world. — Five years later. Through sheer determination to survive, he became a hero and saved the other world. By defeating the Demon King, he was finally able to return to his original world. “So, a dungeon popped up during…