Domo Arigato, Mr. Hamsta!
Kawaii is a new DLC pack for Hamster Playground - a pack of content that relates strongly to the land of cherry blossoms. This set will allow your hamsters to impersonate samurai, don kimono, etc.
Put your hamsters in a good mood by decorating their home in a truly Asian style, Performing new tasks, and doing new work in an over-glamorous Japanese-referenced place.

Kawaii DLC includes:
New Japanese-style matching items for the hamster's home;
Costumes that let you embody your Asian roots.
Brand new quests with unique rewards;
New jobs to do for your Hamsters.

More details on the official game page of Hamster Playground - Kawaii DLC ...