Astro King: Shoukan Yuusha dakedo Kakyuu Nintei sareta node Maid Harem wo Tsukurimasu!  

Asutoro Kingu - Shoukan Yuusha dakedo Kakyuu Nintei sareta node Meido Haaremu o Tsukurimasu!, Astro King – Summoned As A Hero, I Turned Out To Be Low Rank, So I Made A Maid Harem!, アストロキング　召喚勇者だけど下級認定されたのでメイドハーレムを作ります！

In this new realm, along with your companions, you were tasked as a hero to vanquish the dungeon. Unlike your peers who were lured by the prospect of unending sexual encounters with castle maids, you, as a lesser hero, focused on honing your skills in acquiring multiple maid brides.