Nikkei Press estimated the market share of courier service (door-to-door delivery) in Japan in 2015. According to it, Yamato has the biggest share (47%). Last year (2015) the courier services delivered 3.7 billion packages in total.
Figure: 2015 Courier Service Market Share in Japan

| Courier | Market share (%) |
| Yamato | 46.7 |
| Sagawa | 32.3 |
| Japan Post | 13.8 |
| Seino | 3.6 |
| Fukuyama | 3.3 |
| Others | 0.3 |
Source is Nikkei Sangyo Shimbun newspaper, the article on 2016 July 25th.
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