Grand Prix Yokohama 2004 (COK limited)			starting rating: 1457
round	table	opponent (rating)	result	Δrating
1sealed	102	Shimizu, Junji (1628)	Won 2-0	+211478
2sealed	75	Ozawa, Takahiro (1588)	Lost 0-2	-161462
3sealed	211	Kanno, Daisuke (1497)	Lost 0-2	-171445
top		average opponent: 1571record: 1-2	new rating: 1445

Grand Prix Nagoya 2004 (5DN standard)			starting rating: 1472
round	table	opponent (rating)	result	Δrating
1standard	132	Tsuda, Junichi (1518)	Won 2-0	+191491
2standard	181	Kumagai, Shinichi (1583)	Lost 1-2	-171474
3standard	245	Ozaki, Naoto (1500)	Won 2-0	+191493
4standard	141	Seki, Keita (1481)	Lost 0-2	-181475
5standard	238	Inanaga, Nobuyuki (1492)	Lost 1-2	-181457
top		average opponent: 1515record: 2-3	new rating: 1457

Grand Prix Yokohama 2003 (Onslaught block)			starting rating: 1489
round	table	opponent (rating)	result	Δrating
1block	19	Hisaki, Yuu (1535)	Lost 0-2	-171472
top		record: 0-1	new rating: 1472

Grand Prix Utsunomiya 2002 (ONS rochester)			starting rating: 1504
round	table	opponent (rating)	result	Δrating
1sealed	128	Fukuda, Kazuhiro (1500)	Draw 1-1	01504
2sealed	176	Mashiko, Shinsuke (1500)	Won 2-1	+171521
3sealed	110	Ueda, Ai (1518)	Draw 1-1	01521
4sealed	177	Nagaoka, Takayuki (1731)	Lost 1-2	-141507
5sealed	211	Takeuchi, Yasuyuki (1501)	Lost 0-2	-181489
top		average opponent: 1550record: 1-2-2	new rating: 1489

Grand Prix Kyoto 2000 (extended)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1extended	42	Tanaka, Tomonori (1500)	Lost 1-2	-181482
2extended	111	Nakamura, Shigehiro (1518)	Won 2-0	+191501
3extended	109	Takahira, Nobumasa (1536)	Lost 1-2	-181483
4extended	144	Shimizu, Hiroyuki (1518)	Lost 1-2	-171466
5extended	187	Nagase, Yoshiyuki (1500)	Won 2-0	+191485
6extended	152	Kiuchi, Masataka (1518)	Won 2-0	+181503
7extended	124	Sato, Kimihiko (1535)	Won 2-1	+191522
8extended	70	Watanabe, Hiroto (1514)	Lost 1-2	-181504
top		average opponent: 1517record: 4-4	new rating: 1504