Ryouma

Ryouma is a systems engineer who works for an exploitative company in Japan on Earth. After a lifetime of overworking and stress, he dies at the age of 39 after sneezing in his sleep four times and cracking his head open on the floor. His soul is intercepted by three gods who offer him a second chance at life in the fantasy world of Seilfall. He is reincarnated as an 8-year-old boy and lives in the forest for the next three years, becoming a slime tamer and researcher with hundreds of slimes in his possession while also wielding magic of every element