Citizen Holdings Co., Ltd. (シチズンホールディングス株式会社, Shichizun Hōrudingusu Kabushiki-gaisha?) 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.