Isekai no Kyansera ~Fuguu Shoku Demo Kyanseru Sukiru de Musou Suru~ (Associated Names)

A giant meteorite fell down to Earth, leaving it in ruin. On the last day, “He” was casually playing a video game. The moment the Earth was destroyed he found himself in a world exactly like the game he he had been just playing. The job he had was the detestable job, “Canceler.” Its main…