Citizen Holdings Co., Ltd. (TYO: 7762) is the core company of a Japanese global corporate group based in Tokyo, Japan. The company was originally founded as Shokosha Watch Research Institute in 1918 and is currently known as the manufacturer of CINCOM precision lathe machine tools as well as CITIZEN watches. The trade name originated from a pocket watch CITIZEN sold in 1924. It is one of the world's largest producers of watches.
Naomi Osaka (大坂 なおみ Ōsaka Naomi, born October 16, 1997) is a professional tennis player who represents Japan. She is the reigning champion in women's singles at the US Open and the Australian Open. Osaka is ranked No. 1 in the world by the Women's Tennis Association (WTA), and is the first Asian player to hold the top ranking in singles. She has won three titles and reached five finals on the WTA Tour.