The Sword is faster than the Light: The Otherworld Reincarnated Corporate S*ave (Associated Names)

Who said, “It’s s*upid to train for years?” After the male protagonist was reincarnated, his corporate s*ave spirit burst, and he spent all his time training day after day. He has no special abilities whatsoever, but when the day his training results paid off. He would have become a magnificent and peerless person.