building a matoki gijaki is really easy. ive done it. the mask is done either out of felt or out of fabric and then you can paint it. the ears can be done out of foam board painted and then attached to a headband. then the outfit is based upon the character.
Adelheid (KHR!)- 85% done
Fem!Austrian War Succesion France (Hetalia/Nyotalia)- 10% done
Fem!Izaya (Drrr!)- 90% done
Magent!Teto (Vocaloid)- 95% done