Like hedgehogs? Like smiling? Like LIFE? Then allow us to introduce you to the Twitter account @hedgehogdays.
Hedgehog Days is devoted Marutaro the hedgehog ("and his family"). And as well as normal pictures of Marutaro, it also features ones like these - in which he's given a little paper mouth:
丸いスポンジ・ボブApril 9, 2014
子犬のまるたろうFebruary 24, 2014
Well, we say 'mouth'...
Yes, our heart just melted.