This little space is definitely more extreme than I would go in my own home, but it certainly has character and I really do love it. Toadstools, pink, red and green, comfy pieces furniture, books.... it's welcoming, cute and friendly to say the least.
Here are a few items to help you re-create the look.
Can't find a giant moose plushie for the floor? How about a giant kawaii ice cream cone?