| Mastercard Japan Championship | |
| Location: | Narita, Chiba, Japan |
| Establishment: | 2017 |
| Course: | Narita Golf Club |
| Tour: | PGA Tour Champions |
| Format: | Stroke play - 54 holes (no cut) |
| Purse: | $2,500,000 |
| Month Played: | June |
| Aggregate: | 202 Colin Montgomerie (2017) |
| To-Par: | −14 as above |
| Current Champion: |  Scott McCarron |
The Mastercard Japan Championship is a professional golf tournament in Japan on the PGA Tour Champions, played at Narita Golf Club in Narita, Chiba, Japan. The inaugural edition in September 2017 featured an 81-player field competing for a $2.5 million purse, and was a no-cut, 54-hole event.
Colin Montgomerie won the inaugural event by one stroke over Billy Mayfair and Scott McCarron.[1]
| Year | Dates | Champion | Country | Winning score | To par | Margin of victory | Purse ($) | |
|---|---|---|---|---|---|---|---|---|
| 2020 | No tournament | |||||||
| Mastercard Japan Championship | ||||||||
| 2019 | 7–9 Jun | 203 | −13 | 3 strokes | 2,500,000 | |||
| Japan Airlines Championship | ||||||||
| 2018 | No tournament | |||||||
| 2017 | 8–10 Sep | 202 | −14 | 1 stroke | 2,500,000 | |||