Grand Prix Yokohama 2010 (extended)			starting rating: 1495
round	table	opponent (rating)	result	Δrating
1extended	140	Sato, Kenichiro (1509)	Won 2-0	+181513
2extended	144	Hamamoto, Kenji (1680)	Lost 0-2	-151498
3extended	366	Taru, Genki (1736)	Lost 1-2	-141484
4extended	346	Menor, Mark (1540)	Won 2-0	+191503
5extended	271	Fujisawa, Takashi (1446)	Lost 0-2	-191484
top		average opponent: 1582record: 2-3	new rating: 1484

Grand Prix Kobe 2009 (extended)			starting rating: 1439
round	table	opponent (rating)	result	Δrating
1extended	44	Kishi, Tatsunori (1817)	Lost 0-2	-121427
2extended	203	Gen, Takatoshi (1511)	Won 2-0	+201447
3extended	168	Shirahama, Naoki (1499)	Won 2-0	+191466
4extended	91	Kodama, Hironori (1517)	Won 2-0	+191485
5extended	112	Hashizume, Yuuya (1592)	Won 2-0	+201505
6extended	67	Kawamura, Kazushi (1770)	Lost 1-2	-141491
7extended	127	Murakami, Keisuke (1535)	Won 2-1	+191510
8extended	134	Ishida, Yuuichi (1665)	Lost 0-2	-151495
top		average opponent: 1613record: 5-3	new rating: 1495

Grand Prix Kobe 2008 (Lorwyn block)			starting rating: 1466
round	table	opponent (rating)	result	Δrating
2block	108	Nakada, Naoki (1647)	Won 2-1	+221488
3block	104	Ueno, Takamasa (1541)	Lost 0-2	-171471
4block	138	Nakamura, Yuichiro (1643)	Lost 0-2	-151456
5block	253	Narumiya, Masaki (1499)	Lost 0-2	-171439
top		average opponent: 1582record: 1-3	new rating: 1439

Grand Prix Kitakyushu 2005 (extended)			starting rating: 1453
round	table	opponent (rating)	result	Δrating
1extended	73	Kise, Masato (1647)	Won 2-0	+211474
2extended	32	Hidaka, Yuusuke (1362)	Won 2-1	+161490
3extended	22	Tanigami, Seiya (1517)	Won 2-1	+191509
4extended	26	Tsumura, Kenji (2132)	Lost 1-2	-81501
5extended	28	Takagi, Takeshi (1628)	Lost 0-2	-161485
6extended	54	Kishida, Hirokazu (1440)	Lost 1-2	-191466
top		average opponent: 1621record: 3-3	new rating: 1466

Grand Prix Nagoya 2004 (5DN standard)			starting rating: 1462
round	table	opponent (rating)	result	Δrating
2standard	59	Niimi, Kiyoaki (1549)	Lost 1-2	-161446
3standard	221	Tatsumi, Yasuhiro (1462)	Won 2-0	+181464
4standard	163	Anan, Go (1663)	Won 2-1	+211485
5standard	94	Tsujimura, Tsuyoshi (1581)	Lost 1-2	-161469
6standard	196	Yagura, Hisayoshi (1567)	Lost 1-2	-161453
top		average opponent: 1564record: 2-3	new rating: 1453

Grand Prix Okayama 2004 (extended)			starting rating: 1448
round	table	opponent (rating)	result	Δrating
3extended	33	Kanno, Atsushi (1718)	Won 2-1	+231471
4extended	40	Ishida, Naoyuki (1558)	Won 2-0	+191490
5extended	21	Tanaka, Hisaya (1750)	Lost 1-2	-131477
6extended	17	Kishishita, Kunihiko (1476)	Lost 1-2	-181459
7extended	83	Itano, Masao (1526)	Won 2-0	+191478
8extended	31	Nakashiro, Mizuki (1589)	Lost 0-2	-161462
top		average opponent: 1603record: 3-3	new rating: 1462

Grand Prix Yokohama 2003 (Onslaught block)			starting rating: 1435
round	table	opponent (rating)	result	Δrating
2block	41	Maruyama, Takaaki (1443)	Lost 1-2	-181417
3block	307	Akiyama, Hayato (1500)	Won 2-0	+201437
4block	101	Yasukawa, Kazuhide (1538)	Won 2-1	+201457
5block	149	Komiya, Tadayoshi (1712)	Lost 1-2	-141443
6block	171	Yamanishi, Mamoru (1618)	Won 2-1	+211464
7block	109	Sakaguchi, Naoki (1538)	Lost 0-2	-161448
top		average opponent: 1558record: 3-3	new rating: 1448

Grand Prix Hiroshima 2003 (extended)			starting rating: 1482
round	table	opponent (rating)	result	Δrating
3extended	1	Arita, Ryuichi (1636)	Lost 1-2	-151467
4extended	92	Kobashi, Hideto (1487)	Lost 1-2	-181449
5extended	100	Koura, Masahiro (1677)	Lost 0-2	-141435
top		average opponent: 1600record: 0-3	new rating: 1435

Grand Prix Shizuoka 2001 (ODY limited)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1sealed	169	Hayashi, Masataka (1500)	Lost 0-2	-181482
2sealed	256	Nagai, Katsunori (1482)	Won 2-0	+181500
3sealed	191	Imaizumi, Takuya (1498)	Lost 0-2	-181482
top		average opponent: 1493record: 1-2	new rating: 1482