Not good. Lawson lunch boxes are instant lunch boxes with high calories. A 500g box of lunch boxes has 1000-2000 calories. It is not good for the body and should be eaten in small amounts. Lawson is a franchise chain convenience store with branches mainly in the Kansai region of Japan and more than 100 stores in Shanghai, Nanjing, Chongqing, Shenyang, Dalian, Hangzhou, Beijing, Wuhan, Changsha, Hainan, Tangshan and Baoding in China. There are stores in all cities.