 If you liked
Maou ni Natta node, Dungeon Tsukutte Jingai Musume to Honobono suru
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 ...then you might like
Kajiya de Hajimeru Isekai Slow Life
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Both are about a man who reincarnates with a lot of power but just wants to life a comfortable life with his adorable new monster wife. Both also involve the MC building up their home and their reputation and a sort of but not really harem. If you like one, you will like the other.