MuiMui

MuiMui are small, blue creatures that are happy, friendly, joyful and lots of fun! MuiMui and the LocoRoco are best friends! Their cousins, the BuiBui, are the soul opposite of the MuiMui and love causing trouble! MuiMui are great builders and are very helpful! In LocoRoco Midnight Carnival the reward for finding the hidden MuiMui on each level is a jaw-dropping 100,000 extra points added to your level score! MuiMui sings far less in LocoRoco Midnight Carnival than in former titles: they only sing two songs!

Appearance
MuiMui are small, blue anthropomorphic (Human-like) creatures with four short, spiky hairs on the top of their heads. They are roughly the same height as a single LocoRoco if not slightly taller. MuiMui have smaill, circular eyes and ovular or curved mouths.

Quotes

 * Says "MuiMui♫" when he is discovered.
 * Says "MuiMui♪" when he's saying hello!
 * Says "Cocoreccho!" when he finds a Cocoreccho.
 * Says "(random sounds)" when singing.