 If you liked Jitsu wa Watashi wa |  ...then you might like Monster Girl |
Both series involves a main protagonist who develops relationships with non-human female characters. There are various species in both series and the MC's personality is able to win them over. Comedy is also present although generic with harem tropes. However, both series are often open for creativity with the variety of characters. Both series also has a slice of life-like mood with every day life events that happens in their story.