Mochizuki, Masaki
Current rating: 1510
Record: 39-39-1
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 45 | Sato, Tatsuo (1422) | Lost 0-2 | -201509 |
| 4pioneer | 479 | Minami, Yuya (1514) | Won 2-1 | +181527 |
| 5pioneer | 201 | Okada, Riku (1566) | Won 2-0 | +191546 |
| 6pioneer | 96 | Muraoka, Hideaki (1495) | Lost 1-2 | -191527 |
| 7pioneer | 356 | Onoda, Kenji (1573) | Lost 0-2 | -171510 |
| top | average opponent: 1514record: 2-3 | new rating: 1510 | ||
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 6 | Satou, Naota (1483) | Lost 0-2 | -191505 |
| 4sealed | 215 | Liu, Rongpei (1540) | Lost 0-2 | -171488 |
| 5sealed | 200 | Mendoza, Norbie (1443) | Won 2-0 | +171505 |
| 6sealed | 226 | Huang, Yu Chung (1615) | Lost 1-2 | -161489 |
| 7sealed | 208 | Viraseranee, Pakkapong (1500) | Won 2-1 | +181507 |
| 8sealed | 137 | Loh, Chuan Han (1717) | Won 2-0 | +221529 |
| top | average opponent: 1550record: 3-3 | new rating: 1529 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 119 | Uesugi, Shunta (1556) | Won 2-0 | +181584 |
| 4sealed | 261 | Sato, Naoki0360 (1517) | Lost 1-2 | -191565 |
| 5sealed | 336 | Wakayama, Hayata (1454) | Lost 1-2 | -201545 |
| 6sealed | 642 | Ang, Shawn (1592) | Won 2-1 | +181563 |
| 7sealed | 225 | Saito, Tomohiro (1505) | Lost 1-2 | -191544 |
| 8sealed | 434 | Takeda, Noriaki (1422) | Lost 0-2 | -201524 |
| top | average opponent: 1508record: 2-4 | new rating: 1524 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 479 | Imai, Kenta (1609) | Won 2-0 | +191613 |
| 3modern | 308 | Hayashi, Shouya (1760) | Lost 0-2 | -161597 |
| 4modern | 654 | Hirata, Minoru (1602) | Won 2-1 | +181615 |
| 5modern | 268 | Masuda, Tomohito (1462) | Won 2-1 | +161631 |
| 6modern | 288 | Toyoda, Yorito (1551) | Won 2-0 | +161647 |
| 7modern | 156 | Goshima, Akito (1871) | Won 2-1 | +221669 |
| 8modern | 35 | Huang, Guopeng (1689) | Lost 0-2 | -181651 |
| 9modern | 138 | Shindo, Yuto (1594) | Lost 1-2 | -191632 |
| 10modern | 181 | Kabeya, Atsushi (1599) | Won 2-0 | +181650 |
| 11modern | 115 | Kasagawa, Yosuke (1524) | Lost 1-2 | -201630 |
| 12modern | 171 | Umetani, Hideo (1722) | Lost 0-2 | -171613 |
| 13modern | 180 | Morita, Yuuki (1590) | Lost 0-2 | -181595 |
| 14modern | 176 | Sashida, Tomoro (1632) | Lost 1-2 | -181577 |
| 15modern | 172 | Kobayashi, Tatsuumi (1948) | Lost 1-2 | -111566 |
| top | average opponent: 1654record: 6-8 | new rating: 1566 | ||
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1620 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 19 | Go, Hou Wing Kendrick (1516) | Lost 1-2 | -201600 |
| 3modern | 315 | Foo Kuen, Chong (1520) | Lost 0-2 | -191581 |
| 4modern | 365 | Wang, Siyuan (1524) | Won 2-0 | +171598 |
| 5modern | 231 | Zeng, Yanru (1509) | Won 2-0 | +161614 |
| 6modern | 141 | Price, Andrew Mark (1424) | Won 2-1 | +151629 |
| 7modern | 93 | Lu, Chao (1789) | Lost 1-2 | -151614 |
| 8modern | 217 | Cheng, Hao Ran (1542) | Lost 0-2 | -201594 |
| top | average opponent: 1546record: 3-4 | new rating: 1594 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 148 | Leong, Sio Chi (1674) | Won 2-1 | +201543 |
| 3sealed | 155 | Kihara, Atsuki (1906) | Won 2-1 | +251568 |
| 4sealed | 80 | Mouri, Yusuke (1662) | Lost 1-2 | -171551 |
| 5sealed | 167 | Kawano, Junichi (1670) | Won 2-1 | +201571 |
| 6sealed | 204 | Yoshimoto, Masanobu (1678) | Won 2-1 | +201591 |
| 7sealed | 173 | Tobisawa, Takenori (1514) | Won 2-1 | +171608 |
| 8sealed | 47 | Yamada, Yuuki (1572) | Lost 1-2 | -191589 |
| 9sealed | 119 | Sato, Motohiko (1724) | Won 2-0 | +211610 |
| 10draft | 748 | Xu, Siying (1682) | Won 2-1 | +191629 |
| 11draft | 728 | Shiozu, Ryouma (1803) | Lost 0-2 | -151614 |
| 12draft | 692 | Kyo, Ifu (1665) | Won 2-0 | +191633 |
| 13draft | 737 | Saida, Toshihiro (1813) | Lost 0-2 | -151618 |
| 14draft | 720 | Futamata, Yojiro (1759) | Won 2-0 | +211639 |
| 15draft | 656 | Watanabe, Yuta 8061 (1593) | Lost 1-2 | -191620 |
| top | average opponent: 1694record: 9-5 | new rating: 1620 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 438 | Aldrich, Corey (1500) | Lost 0-2 | -191540 |
| 2sealed | 781 | Kobayashi, Yuki9366 (1464) | Won 2-0 | +161556 |
| 3sealed | 680 | Zhang, Luolin (1393) | Lost 0-2 | -211535 |
| 4sealed | 1037 | Fujita, Yoshito (1445) | Lost 1-2 | -191516 |
| 5sealed | 1068 | Ochiai, Ryo (1479) | Won 2-0 | +171533 |
| 6sealed | 827 | Furusawa, Reona (1456) | Lost 1-2 | -191514 |
| 7sealed | 866 | Tada, Hidenobu (1479) | Won 2-0 | +171531 |
| 8sealed | 725 | Ichikawa, Hiroshi (1308) | Won 2-1 | +141545 |
| 9sealed | 586 | Ihara, Akihiro (1299) | Lost 0-2 | -221523 |
| top | average opponent: 1425record: 4-5 | new rating: 1523 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 279 | Horie, Syuto (1515) | Lost 1-2 | -191549 |
| 3modern | 996 | Mine, Ryunosuke (1436) | Won 2-0 | +161565 |
| 4modern | 834 | Ichikawa, Tatsuya 3238 (1518) | Lost 0-2 | -191546 |
| 5modern | 688 | Fukushima, Satoru (1498) | Lost 1-2 | -191527 |
| 6modern | 956 | Okudaira, Takenatsu (1480) | Lost 1-2 | -181509 |
| 7modern | 1043 | Noguchi, Takeshi (1418) | Won 2-0 | +161525 |
| 8modern | 900 | Furujou, Takashi (1379) | Won 2-0 | +151540 |
| 9modern | 708 | Nishikawa, Tatsuya 9163 (1567) | Won 2-0 | +191559 |
| top | average opponent: 1476record: 4-4 | new rating: 1559 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 776 | Eda, Taichirou (1500) | Won 2-1 | +181518 |
| 2standard | 680 | Yamaoka, Nobuyuki (1572) | Won 2-0 | +191537 |
| 3standard | 536 | Sano, Kunihide (1689) | Won 2-0 | +211558 |
| 4standard | 202 | Itou, Motoki (1707) | Lost 1-2 | -161542 |
| 5standard | 546 | Yokomizo, Gouki (1609) | Won 2-0 | +201562 |
| 6standard | 361 | Anderson, Kyle (1524) | Won 2-1 | +171579 |
| 7standard | 216 | Iwahashi, Hiroki (1703) | Draw 1-1 | +21581 |
| 8standard | 169 | Kuramochi, Masanori (1546) | Won 2-1 | +181599 |
| 9standard | 105 | Tanaka, Shinichi (1841) | Lost 0-2 | -141585 |
| 10standard | 229 | Jitsukawa, Naofumi (1653) | Lost 0-2 | -171568 |
| top | average opponent: 1634record: 6-3-1 | new rating: 1568 | ||