Lateolabrax japonicus, also known as Lateolabrax japonicus, Ziziphus japonicus, Lateolabrax japonicus, etc., commonly known as Lateolabrax japonicus, is listed as one of the "Four Famous Freshwater Fish in China" along with Yellow River Carp, Siniperca chuatsi and Heilongjiang Xingkai Lake Whitehead. The species of perch in China is mainly Songjiang perch, also known as four-cheeked perch, also known as tiger head fish.

Its body length is laterally flat, its lower jaw is longer than its upper jaw, and its meat is solid and garlic-petal-shaped. The swim bladder can be used to make fish belly, which is often steamed and eaten. Its meat is white and tender, with few spines and no fishy smell. It is very delicious and rich in protein and vitamins. It can be used as medicine and is an extremely precious tonic. Generally, it is 3-4cm in length and 4-1g in weight. It has become one of the rare economic fish and is also a variety for developing marine culture.