A celebration of New Year
KOMAINU (A pair of stone guardian dogs - The right side is a lion, and the left is dogs which held a corner-). They dedicate it to a Shinto shrine and Buddhist temple, and it is a protection beast image in their imagination. It dates back to the Ancient Orient in the origin.
A mask used by a lion dance performer. A lion dance is a mask dance to quiet a demon and it is performing in Asian wide area. Does this look like a lion to you?