 If you liked
Mikakunin de Shinkoukei
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 ...then you might like
Udon no Kuni no Kiniro Kemari
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Key point: a very similar art style with heavy lighting between the line and the colour so it looks like there's a streak of white at the edges.
Both are slice of life shows revolving around unexpected visitors with light comedy. Aside from that though they're very different from each other in atmosphere, plot, and quality.