After 100,000 Years of Training in a Super Difficult Dungeon, I Became the World's Strongest ~The Weakest Incompetent Gains the Upper Hand~ Chou Nankan Dungeon de 10-mannen Shugyou shita Kekka, Sekai Saikyou ni ~Saijaku Munou no Gekokujou~

También conocida como: 超難関ダンジョンで10万年修行した結果、世界最強に ～最弱無能の下剋上～ · Chou Nankan Dungeon de 10-mannen Shugyou shita Kekka, Sekai Saikyou ni ~Saijaku Munou no Gekokujou~ · Chou Nankan Dungeon de Juumannen Shugyou shita Kekka, Sekai Saikyou ni · 超難関ダンジョンで10万年修行した結果、世界最強に · Chou Nankan Dungeon de 10-mannen Shugyou shita Kekka, Sekai Saikyou ni - Saijaku Munou no Gekokujou · Chō Nankan Dungeon de 10-man Nen Shugyō Shita Kekka, Sekai Saikyō ni ~Saijaku Munō no Gekokujō~ · 超難関ダンジョンで10万年修行した結果、世界最強に～最弱無能の下剋上～ · Chou Nankan Dungeon de 10-mannen Shugyou shita Kekka, Sekai Saikyou ni: Saijaku Munou no Gekokujou · 超難関ダンジョンで10万年修行した結果、世界最強に　～最弱無能の下剋上～ · Chou Nankan Dungeon de 10-mannen Shugyou Shita Kekka, Sekai Saikyou ni: Saijaku Munou no Gekokujou

"The most incompetent person in the world ". Kai Heinemann received this gift at the age of 13. The effects of the gift resulted in Kai's significantly reduced physical abilities, and he became despised and bullied in the gifted supremacy of Lamour. Kai is forced to leave his home and is attacked on his way to the royal capital, and while desperately running away, he wanders into a dungeon. In the dungeon, he had to clear the "Trial of the Gods" to get out, and the time did not progress. Kai, feeling like he was going to die, spent 100,000 years clearing the dungeon. In the process of clearing the trial of the gods, Kai becomes the most powerful being in the world, gaining unique and strong friends along the way. An exhilarating muso fantasy by a boy who was once called incompetent begins!