Grand Prix Hiroshima 2006 (CSP limited)			starting rating: 1568
round	table	opponent (rating)	result	Δrating
1sealed	41	Yokoyama, Mitsunori (1485)	Lost 0-2	-201548
2sealed	120	Sugiura, Kiyohiro (1456)	Lost 0-2	-191529
top		average opponent: 1471record: 0-2	new rating: 1529

Grand Prix Kitakyushu 2005 (extended)			starting rating: 1528
round	table	opponent (rating)	result	Δrating
2extended	63	Yanagihara, Hiroki (1572)	Won 2-0	+191547
3extended	15	Nakamura, Takahiro (1527)	Won 2-0	+171564
4extended	11	Shiki, Kazumasa (1877)	Lost 0-2	-121552
5extended	25	Ozaki, Youichirou (1485)	Won 2-1	+171569
6extended	39	Katou, Takahiko (1543)	Lost 1-2	-191550
7extended	39	Nakamura, Junpei (1541)	Won 2-1	+181568
top		average opponent: 1591record: 4-2	new rating: 1568

Grand Prix Okayama 2004 (extended)			starting rating: 1522
round	table	opponent (rating)	result	Δrating
2extended	50	Onoda, Takashi (1551)	Won 2-1	+191541
3extended	59	Miki, Sadayoshi (1471)	Won 2-1	+171558
4extended	40	Nagase, Shougo (1471)	Lost 0-2	-201538
5extended	41	Okada, Wataru (1542)	Won 2-0	+181556
6extended	44	Kise, Masato (1664)	Won 2-0	+201576
7extended	12	Saitou, Kazuya (1463)	Lost 1-2	-201556
8extended	51	Nakayama, Ayato (1558)	Won 2-0	+181574
9extended	16	Nakamura, Shuhei (1851)	Lost 1-2	-131561
10extended	23	Tanaka, Hiroki (1511)	Lost 0-2	-191542
11extended	31	Terasawa, Kazuya (1756)	Lost 1-2	-141528
top		average opponent: 1584record: 5-5	new rating: 1528

Grand Prix Yokohama 2003 (Onslaught block)			starting rating: 1484
round	table	opponent (rating)	result	Δrating
1block	246	Kawazoe, Yoshinori (1500)	Won 2-1	+181502
2block	32	Ito, Takatoshi (1518)	Lost 1-2	-171485
3block	227	Suzuki, Sadao (1491)	Won 2-0	+181503
4block	138	Yamamoto, Takahiro (1521)	Won 2-0	+181521
5block	135	Satou, Yuuryou (1531)	Lost 1-2	-181503
6block	157	Kubo, Tadayoshi (1486)	Lost 0-2	-181485
7block	199	Mochizuki, Hiroyuki (1551)	Won 2-0	+191504
8block	155	Ono, Masayuki (1518)	Won 2-1	+181522
top		average opponent: 1514record: 5-3	new rating: 1522

Grand Prix Hiroshima 2003 (extended)			starting rating: 1483
round	table	opponent (rating)	result	Δrating
1extended	97	Koide, Kentaro (1500)	Lost 1-2	-171466
2extended	144	Kamei, Toru (1446)	Won 2-1	+171483
3extended	84	Ishii, Yoshimasa (1485)	Lost 0-2	-181465
4extended	145	Kanazawa, Naoko (1382)	Lost 1-2	-191446
5extended	170	Hamamoto, Atsushi (1463)	Won 2-0	+181464
6extended	143	Maruyama, Kentarou (1485)	Won 2-1	+191483
7extended	97	Kumoda, Kazuhiro (1501)	Won 2-1	+181501
8extended	70	Imaizumi, Kenji (1557)	Lost 0-2	-171484
top		average opponent: 1477record: 4-4	new rating: 1484

Grand Prix Fukuoka 2002 (TOR limited)			starting rating: 1518
round	table	opponent (rating)	result	Δrating
1sealed	77	Murakami, Yuuki (Miyagi) (1635)	Lost 0-2	-161502
2sealed	137	Uchida, Ryoma (1483)	Lost 0-2	-191483
top		average opponent: 1559record: 0-2	new rating: 1483

Grand Prix Kobe 2001 (Invasion block)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1block	160	Tozawa, Toshikatsu (1500)	Lost 1-2	-181482
2block	491	Ishizono, Kazufumi (1482)	Won 2-0	+181500
3block	283	Otomo, Seiichi (1517)	Lost 0-2	-181482
4block	587	Okaguchi, Takeshi (1482)	Won 2-0	+181500
5block	417	Ando, Tetsuhito (1498)	Won 2-0	+181518
6block	325	Ishii, Kenji (1519)	Won 2-1	+181536
7block	129	Sumitomo, Hiroyuki (1502)	Lost 1-2	-181518
top		average opponent: 1500record: 4-3	new rating: 1518