18+ Kami no Techigai de Shindara Cheat Gun Tsumi de Isekai ni Hourikomaremashita

Tomoya Sadoshima died after a serious accident after returning to a convenience store. Then, after regaining consciousness in a pure white world, a woman of divine beauty emerged, she introduces herself as "The Goddess of Creation." The goddess of creation prepared a remedy for her suffering, she offers him to reincarnate a different world than his own. But it was a world in a war situation with the demon king.

(Source: MU, edited)