Saikyou de Saisoku no Mugen Level Up ~Sukiru [Keiken-chi 1000-bai] to [Level Free] de Level Jougen no Kase ga Hazureta Ore wa Musou Suru~

Makoto Sakura, a sixteen-year-old high school dropout, feels lost and directionless in life. One fateful day, a mysterious artifact from another dimension materializes before him, heralding the emergence of dungeons across the globe. Overnight, humanity is thrust into a new reality where a level-based system reshapes society’s very foundations. Amidst this upheaval, Makoto discovers his true calling within the depths of these dungeons. Blessed with overpowered abilities—such as “1000x Experience Gain” and “Unlimited Leveling”—he quickly ascends to an unprecedented level 10,000. Now, as the most formidable “Player” in existence, he sets out to conquer the unknown, unraveling the secrets hidden within these treacherous labyrinths. The world may have changed, but Makoto has found his purpose—dominating the dungeons and rewriting his destiny.