Akiyama, Justin
Current rating: 1655
Record: 44-33-1
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1665 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 384 | Hernandez, Francisco (1506) | Won 2-0 | +151680 |
| 3modern | 47 | Ballardo, David (1553) | Won 2-1 | +161696 |
| 4modern | 74 | Rasmuson, Ian (1487) | Lost 1-2 | -221674 |
| 5modern | 352 | Botis, Juan Carlos (1691) | Lost 1-2 | -181656 |
| 6modern | 618 | McGowen, Alexander (1481) | Won 2-0 | +151671 |
| 7modern | 265 | Scheid, Daniel (1751) | Won 2-1 | +201691 |
| 8modern | 114 | McShea, Kevin (1873) | Lost 0-2 | -151676 |
| 9modern | 314 | Lee, William7525 (1534) | Lost 1-2 | -211655 |
| top | average opponent: 1609record: 4-4 | new rating: 1655 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1613 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 123 | Saunders, James (1451) | Won 2-0 | +151628 |
| 3standard | 62 | Tran, Sydney (1535) | Won 2-0 | +161644 |
| 4standard | 34 | Bondy, Aaron (1552) | Lost 0-2 | -191625 |
| 5standard | 292 | Clark, Austin (1565) | Won 2-1 | +171642 |
| 6standard | 128 | Kauffman, Thomas (1436) | Won 2-1 | +141656 |
| 7standard | 37 | Wilkerson, Joseph (1486) | Won 2-0 | +151671 |
| 8standard | 17 | Ma, Jonathan (1738) | Won 2-1 | +191690 |
| 9standard | 17 | Maros, Leonardo (1620) | Lost 1-2 | -191671 |
| 10standard | 37 | Koessel, Noah (1772) | Won 2-1 | +201691 |
| 11standard | 19 | Nguyen, Minh D (1600) | Lost 1-2 | -201671 |
| 12standard | 40 | Singh, Navdeep (1572) | Lost 1-2 | -201651 |
| 13standard | 75 | Gonzalez, Giovanny (1570) | Lost 1-2 | -191632 |
| 14standard | 69 | Mullan, Paul (1565) | Won 2-0 | +171649 |
| 15standard | 66 | Sellers, Michael (1562) | Won 2-0 | +161665 |
| top | average opponent: 1573record: 9-5 | new rating: 1665 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1641 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 141 | Olmstead, Jt (1518) | Won 2-1 | +161657 |
| 3sealed | 135 | Shafer, Clayton (1624) | Lost 1-2 | -191638 |
| 4sealed | 250 | Kimmich, Reginald (1516) | Lost 0-2 | -201618 |
| 5sealed | 254 | Brown, Robin (1480) | Won 2-0 | +161634 |
| 6sealed | 165 | Weller, Rachel (1486) | Lost 0-2 | -211613 |
| top | average opponent: 1525record: 2-3 | new rating: 1613 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1661 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 55 | Siazon, Gerard (1566) | Lost 1-2 | -201641 |
| 3standard | 500 | Gutierrez, Francisco (1476) | Won 2-1 | +151656 |
| 4standard | 442 | Lewis, Mark (1441) | Lost 1-2 | -221634 |
| 5standard | 630 | Wolloch, Sam (1588) | Won 2-0 | +171651 |
| 6standard | 295 | Davis, Christopher (1490) | Won 2-0 | +151666 |
| 7standard | 215 | Goslar, Matthew (1501) | Won 2-1 | +151681 |
| 8standard | 158 | Reitzel, Chris (1530) | Lost 1-2 | -201661 |
| 9standard | 236 | Estrada Morales, Mauricio (1586) | Lost 1-2 | -201641 |
| top | average opponent: 1522record: 4-4 | new rating: 1641 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 169 | Jacobi, Brian (1500) | Won 2-0 | +171570 |
| 2standard | 85 | Fox, Ryan (1518) | Won 2-0 | +171587 |
| 3standard | 90 | Gilman, Alexander (1541) | Won 2-0 | +171604 |
| 4standard | 151 | Holmberg, Bobby (1488) | Won 2-0 | +161620 |
| 5standard | 78 | Horner, Brian (1572) | Won 2-1 | +171637 |
| 6standard | 15 | Severson, Eric (1664) | Lost 1-2 | -171620 |
| 7standard | 41 | Van Kleeck, Ryan (1573) | Won 2-1 | +171637 |
| 8standard | 46 | Davoudi, Mani (1783) | Lost 0-2 | -151622 |
| 9standard | 122 | Chang, Robin (1618) | Won 2-1 | +171639 |
| 10standard | 57 | Weber, Joe (1568) | Won 2-1 | +171656 |
| 11standard | 45 | Neal, Chris (1680) | Lost 1-2 | -171639 |
| 12standard | 57 | Brown, Steven (1589) | Lost 1-2 | -191620 |
| 13standard | 55 | Curleyhair, Ethan (1583) | Won 2-0 | +171637 |
| 14standard | 54 | Hunting, David (1530) | Won 2-1 | +161653 |
| 15standard | 48 | Lundquist, Ben (2098) | Draw 1-1 | +81661 |
| top | average opponent: 1620record: 10-4-1 | new rating: 1661 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Ticehurst, Tanner (1500) | Lost 0-2 | -201549 |
| 2sealed | 471 | Verzosa, Patrick (1482) | Won 2-0 | +171566 |
| 3sealed | 337 | Flores, Gator (1506) | Won 2-0 | +171583 |
| 4sealed | 254 | Hatch, Gregory (1814) | Lost 1-2 | -141569 |
| 5sealed | 285 | Archer, Andrew (1672) | Lost 1-2 | -161553 |
| top | average opponent: 1595record: 2-3 | new rating: 1553 | ||
| Grand Prix San Diego 2013 (modern) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 99 | Nguyen, David L (1500) | Won 2-1 | +181528 |
| 2modern | 149 | Penrod, Jacob (1468) | Lost 0-2 | -191509 |
| 3modern | 252 | Pashby, Gregrey (1499) | Won 2-0 | +181527 |
| 4modern | 148 | Murray, Zachary (1533) | Won 2-0 | +181545 |
| 5modern | 163 | Dodge, Philip (1503) | Won 2-0 | +171562 |
| 6modern | 89 | Abong, Jeffrey (1561) | Lost 0-2 | -181544 |
| 7modern | 87 | McAtee, Brian (1527) | Won 2-0 | +181562 |
| 8modern | 110 | Huang, Jason (1790) | Won 2-0 | +221584 |
| 9modern | 78 | Young, San (1742) | Lost 0-2 | -151569 |
| top | average opponent: 1569record: 6-3 | new rating: 1569 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 9 | Escobar, Nick (1553) | Won 2-0 | +191500 |
| 2block | 198 | Williams, Robert (1483) | Won 2-0 | +181518 |
| 3block | 11 | Espe, Christopher (1536) | Won 2-1 | +181536 |
| 4block | 99 | Dougherty, Robert (1934) | Lost 0-2 | -111525 |
| 5block | 99 | Stein, Richard (1508) | Won 2-0 | +181543 |
| 6block | 64 | Ohliger, Jonathan (1536) | Lost 1-2 | -191524 |
| 7block | 177 | Ellis, Kenneth (1725) | Lost 0-2 | -141510 |
| top | average opponent: 1611record: 4-3 | new rating: 1510 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 111 | Toole, Duncan (1500) | Lost 0-2 | -181482 |
| 2sealed | 165 | Garcia, Sal (1428) | Won 2-0 | +171499 |
| 3sealed | 140 | Alexander, Danny (1499) | Lost 0-2 | -181481 |
| 4sealed | 207 | Kellogg, Thomas A (1470) | Won 2-0 | +181499 |
| 5sealed | 189 | Kraemer, Geoffrey (1500) | Lost 1-2 | -181481 |
| 6sealed | 182 | Ferber, Chris (1467) | Won 2-1 | +181499 |
| 7sealed | 142 | Nuccio, John (1500) | Lost 0-2 | -181481 |
| top | average opponent: 1481record: 3-4 | new rating: 1481 | ||