I Became the Strongest in Another World Through the Pre-Reincarnation Tutorial.: I Overprepared and My Second Life is in Easy Mode!

One day, a 33-year-old man who spent all his time playing video games to escape reality from an unreasonable life of bullying and power harassment died. However, he was chosen as a candidate for reincarnation to another world, but the woman who guided him to his reincarnation told him that she would not give him any cheats. Instead of cheats, he was offered three months of training at an otherworldly reincarnation training facility. The training facility was supposed to make it relatively easy to acquire skills, but what would he accomplish in three short months? He was given an Appraisal and an Item Box as bonus skills, but he was thrown into the training facility before he could even begin to set up his prowess. He spent three months in the training facility, desperately training to sur...