Manga Mezametara Saikyou Soubi To Uchuusen-Mochi Datta No De, Ikkodate Mezashite Youhei Toshite Jiyuu Ni Ikitai

This is the story of a man suddenly thrown into space with his personal spacecraft. He runs with him and saves the girls who are in trouble, flirts with these girls, earns money as a mercenary and uses his playing knowledge to break through to life freely and easily.