Grand Prix Sendai 2010 (ROE standard)			starting rating: 1531
round	table	opponent (rating)	result	Δrating
1standard	183	Isoda, Yusuke (1352)	Won 2-0	+151546
2standard	180	Kubota, Yuuhi (1873)	Lost 0-2	-121534
3standard	234	Mizobuchi, Yuuji (1560)	Lost 0-2	-181516
4standard	313	Arakida, Tomohito (1446)	Won 2-0	+171533
5standard	221	Mikami, Noriaki (1504)	Won 2-1	+181551
6standard	249	Kamo, Riki (1423)	Lost 1-2	-211530
7standard	253	Suzuki, Kiyofumi (1501)	Lost 0-2	-181512
8standard	213	Wen, Yuning (1493)	Lost 0-2	-191493
9standard	180	Tanahashi, Hirofumi (1395)	Lost 1-2	-191474
top		average opponent: 1505record: 3-6	new rating: 1474

Grand Prix Yamagata 2006 (TSP limited)			starting rating: 1529
round	table	opponent (rating)	result	Δrating
1sealed	31	Tanahashi, Masayasu (1574)	Lost 1-2	-171512
2sealed	98	Hayashi, Junsuke (1450)	Won 2-0	+171529
3sealed	71	Nishiwaki, Yousuke (1467)	Won 2-0	+171546
4sealed	70	Aizawa, Takahiro (1504)	Lost 1-2	-191527
5sealed	100	Nomura, Eiji (1692)	Won 2-0	+211548
6sealed	69	Satou, Kenji (1610)	Lost 0-2	-171531
top		average opponent: 1550record: 3-3	new rating: 1531

Grand Prix Sendai 2004 (DST limited)			starting rating: 1480
round	table	opponent (rating)	result	Δrating
1sealed	16	Hamaoka, Shuuhei (1537)	Won 2-1	+191499
2sealed	75	Someya, Yu (1648)	Won 2-0	+211520
3sealed	32	Ibamoto, Masami (1738)	Lost 1-2	-141506
4sealed	113	Maruyama, Koji (1517)	Won 2-0	+181524
5sealed	35	Sasahara, Yasufumi (1641)	Won 2-0	+201544
6sealed	27	Murakami, Norichika (1645)	Lost 0-2	-161528
7sealed	82	Nikkuni, Fumihito (1555)	Won 2-0	+181546
8sealed	35	Yamazaki, Yuki (1601)	Lost 1-2	-171529
top		average opponent: 1610record: 5-3	new rating: 1529

Grand Prix Yokohama 2003 (Onslaught block)			starting rating: 1435
round	table	opponent (rating)	result	Δrating
1block	157	Yamada, Daiki (1500)	Won 2-1	+191454
2block	54	Sutou, Takuo (1500)	Won 2-0	+191473
3block	21	Murayama, Yoshiyuki (1504)	Lost 1-2	-171456
4block	222	Komatsu, Toshiaki (1477)	Lost 0-2	-181438
5block	259	Honma, Kazunobu (1500)	Lost 0-2	-171421
6block	307	Takeuchi, Ryota (1453)	Won 2-0	+191440
7block	178	Sakurada, Kouichi (1627)	Won 2-1	+211461
8block	183	Yazawa, Yuu (1518)	Won 2-1	+191480
top		average opponent: 1510record: 5-3	new rating: 1480

Grand Prix Kyoto 2003 (LGN limited)			starting rating: 1452
round	table	opponent (rating)	result	Δrating
1sealed	257	Hirai, Masumi (1535)	Lost 1-2	-171435
top		record: 0-1	new rating: 1435

Grand Prix Utsunomiya 2002 (ONS rochester)			starting rating: 1467
round	table	opponent (rating)	result	Δrating
1sealed	33	Taya, Hiroyuki (1500)	Lost 1-2	-181449
2sealed	228	Miyagi, Akira (1502)	Lost 0-2	-171432
3sealed	292	Suzuki, Hirofumi (1434)	Won 2-0	+181450
4sealed	205	Takamatsu, Tomohiro (1482)	Won 2-0	+191469
5sealed	175	Watanabe, Hayato (1501)	Lost 1-2	-171452
top		average opponent: 1484record: 2-3	new rating: 1452

Grand Prix Sendai 2001 (extended)			starting rating: 1502
round	table	opponent (rating)	result	Δrating
1extended	1	Takeda, Tetsuya (1500)	Lost 0-2	-181484
2extended	155	Ando, Makoto (1482)	Won 2-0	+181502
3extended	117	Kuroda, Toshiyuki (1532)	Lost 0-2	-171485
4extended	160	Murakami, Shunsuke (1482)	Lost 1-2	-181467
top		average opponent: 1499record: 1-3	new rating: 1467

Grand Prix Shizuoka 2001 (ODY limited)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1sealed	219	Onuki, Yusuke (1500)	Won 2-0	+181518
2sealed	97	Sawamura, Takuziro (1518)	Lost 0-2	-181500
3sealed	170	Shimizu, Yasuharu (1500)	Won 2-0	+181518
4sealed	159	Hashimoto, Yuichi (1467)	Won 1-0	+171535
5sealed	111	Mori, Masaya (1721)	Lost 0-2	-151520
6sealed	98	Arai, Jin (1516)	Lost 0-2	-181502
top		average opponent: 1537record: 3-3	new rating: 1502