Japanese Kazuhiro Tozawa talks with a staffer at the Nanjing Museum in Nanjing, capital of east China's Jiangsu Province, Nov. 14, 2018. Kazuhiro Tozawa, 45, runs a barbecue restaurant in Xinjiekou of Nanjing. He came to Nanjing in 1996 to learn traditional Chinese medicine to treat his own disease. Having stayed in Nanjing for 22 years, Kazuhiro Tozawa loves the city and makes many friends here. He regards Nanjing as his "hometown", where he will stay for the rest of his life. (Xinhua/Ji Chunpeng)