Yes. A loose egg is an egg that is cooked for a shorter period of time, and the egg white is still runny inside. Loose eggs from Rosen convenience stores are sterile eggs that have been processed and are generally free of bacteria. Rosen is a franchised convenience store chain. Branches are mainly in the Kansai region of Japan, and there are also branches in China in Shanghai, Nanjing, Chongqing, Shenyang, Dalian, Hangzhou, Beijing, Wuhan, Changsha, Hainan, Tangshan, Baoding.