Konosuba God's Blessing On This Wonderful World! (Light Novel Vol 1-17)

Kazuma Satou is a shut in who loves games, and his life ended suddenly… appearing before him is a beautiful girl claiming to be a goddess. Kazuma, who was transported into another world, worked hard to earn a living! He wanted to live a stable life, but was burdened with problems caused by the goddess he brought along to the different world with him. He was even targeted by the demon king’s army!? — Description from novelcodex.org