Nikkei newspaper group estimated the 2013 convenience store market share in Japan. According to it, 7-Eleven was the largest chain in Japan. 7-Eleven has 16,319 stores (as of 2014 Feb), followed by Lawson (11,606 stores, 2014/2), Familymart (11,024 stores, 2014/9), Circle K Sunkus (6322 store, 2014/9) and Ministop (2153 stores, 2014/9).
Figure : Convenience Store Market Share in Japan, 2013
|Chain||Market share (%)|
|Circle K Sunkus||10.3|
The source of the market share is Nikkei Sangyo Shimbun newspaper, the article on 2014 July 28th.