Sekai Saisoku no Level Up

Sekai Saisoku no Level Up began as a web novel on Shousetsuka ni Narou under the title "Sekai Saisoku no Level Up: Munou Skill "Dungeon Uchi Teni" ga Kakusei shita Kekka Ore dake Dungeon no Rule ni Shibararezu Saikyou ni Natta" (世界最速のレベルアップ　～無能スキル【ダンジョン内転移】が覚醒した結果、俺だけダンジョンのルールに縛られず最強になった～) on August 3, 2020. Kadokawa has released a revised and illustrated version of the series since March 31, 2021, under its Kadokawa Sneaker Bunko label. The series was published in English as The World's Fastest Level Up by Seven Seas Entertainment under the Airship imprint from January 3, 2023, to May 23, 2023.