Seija Musou: Salaryman, Isekai de Ikinokoru Tame ni Ayumu Michi

After his untimely death, this salaryman gets another shot at life! When Luciel is reborn into a magical new land, he becomes a healer in hopes of leading a peaceful life. However, he quickly learns that being a healer is much more challenging than he expected. With strict and strenuous training in store, this new life is turning out to be anything but peaceful. (Source: Crunchyroll)One day, Earths God of Destiny, and Galdardias Chief God had a bet. The God of Destiny lost, and chose ten mediocre souls to hand over. To those ten souls, the Chief God of Galdardia handed them new vessels. Among those mediocre souls was one salaryman who fought against his destiny of death. How will this man grow from now on? Not the God of Destiny, nor the Chief God of Galdardia, nor even the author themselves know.