Level 1 Strongest Sage – [Cursed By The Evil God, Can Only Use the Lowest Magic, But Gains Infinite Magic Power by Misunderstanding, and be the Strongest] Full Chapters                    

Level 1 No Saikyou Kenja ~Noroi De Sai Kakyuu Mahou Shika Tsukaenaikedo, Kami No Kanchigai De Mugen No Maryoku O Te Ni Ire Saikyou Ni~.
One day, Saijou Haruto was forcefully transmigrated and cursed by a god from another world. A world of swords and magic. In this world you get stronger by increasing your battle levels. But due to a curse, Haruto is unable to gain levels. However, due to a mistake by the Evil God, Haruto was able to obtain an inexhaustable supply of magic.