Karekore the Half-Blood

Karekore the Half-Blood summary:

One day, the entirety of the Earth was suddenly reborn into a parallel universe, and everything outside of the planet became known as "the other space".
In that parallel universe, there is a three-person group that operates a general store called the "This-and-That Shop", where they spendidly solve the requests and cases that people in trouble bring to them!