The Demon Lord Regains His Memories of His Previous Life and Becomes UnrivaledNewTensei Shita Daimaou, Chikyuu ni Shutsugen Shita Dungeon o Tsukuridasu: Maou Jidai no Chishiki to Keiken de Matataku Ma ni Sekai Saikyou ni Natte Musou Shimasu!; 転生した大魔王、地球に出現したダンジョンを作ったのが前世の自分であることを思い出す。　〜魔王時代の知識と経験で瞬く間に世界最強になって無双します！〜; 転生した大魔王、地球に出現したダンジョンを作り出す; Tensei Shita Daimaou, Chikyuu ni Shutsugen Shita Dungeon o Tsukuridasu ~Maou Jidai no Chishiki to Keiken de Matataku Ma ni Sekai Saikyou ni Natte Musou Shimasu!~; Tensei Shita Dai Maou, Chikyuu ni Shutsugen Shita Dungeon wo Tsukuridasu; The Reincarnated Great Demon King Remembers That It Was Him Who Created the Dungeons That Appeared on Earth: Using His Knowledge and Experience from His Time as Demon King, He Becomes the Unrivaled Strongest in an Instant!; The Demon Lord Regains His Memories of His Previous Life and Becomes Unrivaled