Seeing the future without knowing if it is possible to change it is a terrible idea, and letting the strongest person in the village see his destiny is also idiotic, if he doesn't like what he saw he is dead.

Dude, you have a Railgun in your hands, use it

A western sword is definitely needed 

I was quite worried about the mother's reaction to having other partners, it seems quite common so it's not a problem

The man should find out if polygamy is allowed

MBetter than being weak, or being thought of as weak 

Remember the mc sisters

MC's gift must be super high physical endurance

Little by little the s*x scenes are getting better

The MC came to this world to replenish the populatiom