Kawaii
An adjective in Japanese meaning " pretty; cute; lovely; charming; dear; darling; pet" It’s stem is two kanji meaning “can love”. It is commonly used by anime and manga fans.
The Fukushima Diary guy had a tab for Kawaii to help deal with grief and feel better. While the memes do that to an extent, why not just have a thread dedicated to cute things?
I’ll start: