Chiikawa Chinese Restaurant is one of the many merchandise themes for Chiikawa.

It's a theme that offers merchandise inspired by a Chinese-style restaurant, and actual food and beverages are also served.
The characters dressed in the collaboration outfits are extremely cute, clad in Kung Fu attire and Chinese dresses.

The menu also features dishes actually served in Chinese restaurants, such as fried rice, meat buns, spring rolls, and desserts.
The collab cafe is so popular that you basically can't get in without winning a pre-lottery.