Nikkei Press estimated the market share of tire manufacturers in Japan in 2015. According to it, Bridgestone has the biggest share (25.3%). The industry-wide sales in 2015 were one million tons of tire.
Figure: 2015 Tire Market Share in Japan
| Manufacturer | Market share (%) |
| Bridgestone | 45.4 |
| Sumitomo Rubber | 25.5 |
| Yokohama Rubber | 16.1 |
| Toyo Tire & Rubber | 12.9 |
| Others | 0.1 |
Source is Nikkei Sangyo Shimbun newspaper, the article on 2016 July 25th.
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