 If you liked
Mushishi
|
 ...then you might like
Mayonaka no Occult Koumuin
|
>Mysterious creatures coexisting with humans, causing problems
>Humans trying to solve problem
>trying to understand mysterious creature, sympathise with them
If you like fantasy, supernatural that involve strange creatures then Mushishi is very similar to this one. Though Anothers are human-like and Mushis are totally not.