Masahiro Kawamura
BY YEAR
| Alfred Dunhill Championship | AFR,EUR | 50 | 2018 | T18 | 1.50 | 1 | 1.5 | 215th |
| South African Open | AFR,EUR | 49 | 2018 | MC | - | 1 | - | 219th |
| Afrasia Bank Mauritius Open at Anahita | AFR,ASA,EUR | 48 | 2018 | T5 | 3.74 | 1 | 3.74 | 218th |
| Honma Hong Kong Open presented by Amundi | ASA,EUR | 47 | 2018 | MC | - | 1 | - | 236th |
| Mynavi ABC Championship | JPN | 43 | 2018 | 2 | 9.60 | 1 | 9.6 | 232nd |
| Bridgestone Open | JPN | 42 | 2018 | 2 | 9.60 | 1 | 9.6 | 302nd |
| Japan Open Golf Championship | JPN | 41 | 2018 | T38 | - | 1 | - | 442nd |
| Top Cup Tokai Classic | JPN | 39 | 2018 | T51 | - | 1 | - | 427th |
| Asia-Pacific Diamond Cup Golf | ASA,JPN | 38 | 2018 | T16 | 1.25 | 1 | 1.25 | 422nd |
| Fujisankei Classic | JPN | 35 | 2018 | MC | - | 0.9674 | - | 434th |
| RIZAP KBC Augusta | JPN | 34 | 2018 | T7 | 2.52 | 0.9565 | 2.41 | 433rd |
| Fiji International presented by Fiji Airways | ANZ,ASA | 31 | 2018 | T67 | - | 0.9239 | - | 462nd |
| 147th Open Championship | MAJ | 29 | 2018 | T39 | 3.25 | 0.9022 | 2.93 | 449th |
| Shigeo Nagashima Invitational SEGA SAMMY Cup | JPN | 27 | 2018 | MC | - | 0.8804 | - | 506th |
| Dunlop SRIXON Fukushima Open | JPN | 25 | 2018 | T51 | - | 0.8587 | - | 474th |
| Thailand Open | ASA | 23 | 2018 | T38 | - | 0.837 | - | 453rd |
| JGT Championship Mori Building Cup Shishido Hills | JPN | 22 | 2018 | T23 | - | 0.8261 | - | 444th |
| Gate Way To The Open Mizuno Open at The Royal GC | JPN | 21 | 2018 | T2 | 6.93 | 0.8152 | 5.65 | 435th |
| AB Bank Bangladesh Open | ASA | 19 | 2018 | T39 | - | 0.7935 | - | 581st |
| Volvo China Open | ASA,EUR | 17 | 2018 | T45 | - | 0.7717 | - | 553rd |
| Panasonic Open Championship | ASA,JPN | 16 | 2018 | T4 | 3.08 | 0.7609 | 2.34 | 543rd |
| Token Homemate Cup | JPN | 15 | 2018 | T23 | - | 0.75 | - | 631st |
| Richard Mille Brunei Championships | ADT | 10 | 2018 | T10 | 1.35 | 0.6957 | 0.94 | 612nd |
| ISPS HANDA New Zealand Open | ANZ,ASA | 9 | 2018 | T19 | - | 0.6848 | - | 647th |
| Leopalace21 Myanmar Open | ASA,JPN | 4 | 2018 | T8 | 2.95 | 0.6304 | 1.86 | 621st |
| SMBC Singapore Open | ASA,JPN | 3 | 2018 | T40 | - | 0.6196 | - | 682nd |
| Indonesian Masters | ASA | 50 | 2017 | WD | - | 0.5652 | - | 650th |
| Joburg Open | AFR,ASA,EUR | 49 | 2017 | MC | - | 0.5543 | - | 651st |
| AfrAsia Bank Mauritius Open | AFR,ASA,EUR | 48 | 2017 | T22 | - | 0.5435 | - | 645th |
| Casio World Open | JPN | 47 | 2017 | T13 | 1.68 | 0.5326 | 0.89 | 630th |
| Dunlop Phoenix Tournament | JPN | 46 | 2017 | T61 | - | 0.5217 | - | 681st |
| Mitsui Sumitomo VISA Taiheiyo Masters | JPN | 45 | 2017 | T47 | - | 0.5109 | - | 671st |
| HEIWA PGM CHAMPIONSHIP | JPN | 44 | 2017 | MC | - | 0.5 | - | 646th |
| Mynavi ABC Championship | JPN | 43 | 2017 | T30 | - | 0.4891 | - | 607th |
| Bridgestone Open | JPN | 42 | 2017 | T25 | - | 0.4783 | - | 590th |
| Honma TourWorld Cup | JPN | 40 | 2017 | T51 | - | 0.4565 | - | 567th |
| TOP Cup Tokai Classic | JPN | 39 | 2017 | T35 | - | 0.4457 | - | 551st |
| Asia-Pacific Diamond Cup Golf | ASA,JPN | 38 | 2017 | MC | - | 0.4348 | - | 540th |
| ANA Open | JPN | 37 | 2017 | MC | - | 0.4239 | - | 529th |
| Omega European Masters | ASA,EUR | 36 | 2017 | MC | - | 0.413 | - | 519th |
| Fujisankei Classic | JPN | 35 | 2017 | T36 | - | 0.4022 | - | 516th |
| RIZAP KBC Augusta | JPN | 34 | 2017 | T46 | - | 0.3913 | - | 503rd |
| TAKE Solutions Masters | ASA | 31 | 2017 | T16 | 1.22 | 0.3587 | 0.44 | 479th |
| Dunlop SRIXON Fukushima Open | JPN | 30 | 2017 | MC | - | 0.3478 | - | 487th |
| Shigeo Nagashima Invitational SEGA SAMMY Cup | JPN | 27 | 2017 | MC | - | 0.3152 | - | 458th |
| Queen's Cup | ASA | 24 | 2017 | MC | - | 0.2826 | - | 428th |
| JGT Championship Mori Building Cup Shishido Hills | JPN | 22 | 2017 | T31 | - | 0.2609 | - | 409th |
| Gate Way To The Open - Mizuno Open | JPN | 21 | 2017 | T46 | - | 0.25 | - | 386th |
| Kansai Open Golf Championship | JPN | 20 | 2017 | T28 | - | 0.2391 | - | 377th |
| Japan PGA Championship Nissin Cup Noodle Cup 2017 | JPN | 19 | 2017 | T13 | 1.42 | 0.2283 | 0.32 | 364th |
| The Crowns | JPN | 17 | 2017 | T36 | - | 0.2065 | - | 358th |
| Panasonic OPEN | ASA,JPN | 16 | 2017 | MC | - | 0.1957 | - | 350th |