Grand Prix Hiroshima 2011 (ISD standard)			starting rating: 1413
round	table	opponent (rating)	result	Δrating
1standard	235	Asai, Ryutaro (1500)	Won 2-0	+201433
2standard	64	Shiraishi, Hiroaki (1704)	Lost 0-2	-131420
3standard	155	Yokomizo, Gouki (1444)	Lost 0-2	-181402
4standard	260	Kawaguchi, Takahiro (1453)	Lost 1-2	-171385
5standard	302	Kushigami, Yasuhiro (1471)	Lost 0-2	-171368
6standard	299	Kubota, Daiya (1462)	Won 2-0	+201388
7standard	230	Yamamoto, Satoshi (1481)	Lost 1-2	-161372
8standard	208	Ishihara, Takashi (1655)	Won 2-0	+231395
9standard	159	Hirai, Masumi (1391)	Won 2-1	+181413
top		average opponent: 1507record: 4-5	new rating: 1413

Grand Prix Kitakyushu 2009 (ZEN limited)			starting rating: 1424
round	table	opponent (rating)	result	Δrating
1sealed	63	Kanakazawa, Takeshi (1462)	Lost 1-2	-171407
2sealed	168	Lemmon, Andrew (1485)	Draw 1-1	+11408
3sealed	180	Haratake, Noriyuki (1404)	Lost 1-2	-181390
4sealed	219	Paine, Chris (1446)	Won 2-0	+191409
5sealed	183	Nakagawa, Tsukasa (1420)	Lost 0-2	-181391
6sealed	164	Shitakubo, Hiroyuki (1446)	Won 2-1	+191410
7sealed	125	Kobayashi, Satoshi (1532)	Lost 0-2	-151395
8sealed	106	Kawashima, Youichi (1426)	Won 2-0	+181413
top		average opponent: 1453record: 3-4-1	new rating: 1413

Grand Prix Okayama 2008 (ALA limited)			starting rating: 1451
round	table	opponent (rating)	result	Δrating
1sealed	282	Maki, Toshiya (1500)	Won 0-0	+191470
2sealed	27	Tamura, Ryo (1573)	Won 2-0	+201490
3sealed	10	Abe, Genta (1574)	Lost 0-2	-171473
4sealed	88	Sasahara, Yasufumi (1709)	Lost 1-2	-141459
5sealed	206	Takami, Yuuta (1437)	Lost 1-2	-181441
6sealed	31	Imai, Hideaki (1478)	Lost 0-2	-171424
7sealed	137	Mizutani, Yuki (1426)	Won 2-1	+181442
8sealed	16	Nakamura, Fumihiko (1466)	Lost 0-2	-181424
top		average opponent: 1520record: 3-5	new rating: 1424

Grand Prix Kitakyushu 2007 (LRW limited)			starting rating: 1503
round	table	opponent (rating)	result	Δrating
1sealed	81	Kurihara, Tomo (1629)	Won 2-1	+201523
2sealed	43	Kai, Hiroyuki (1574)	Lost 0-2	-171506
3sealed	107	Togawa, Tanichirou (1483)	Lost 0-2	-181488
4sealed	124	Juumonji, Tarou (1436)	Lost 0-2	-191469
5sealed	135	Miyasaka, Takeshi (1466)	Lost 1-2	-181451
top		average opponent: 1518record: 1-4	new rating: 1451

Grand Prix Hiroshima 2003 (extended)			starting rating: 1415
round	table	opponent (rating)	result	Δrating
1extended	109	Aki, Yasutoshi (1615)	Won 2-1	+211436
2extended	45	Nakano, Fumiki (1608)	Lost 1-2	-151421
3extended	117	Nakauchi, Mayumi (1503)	Lost 0-2	-161405
4extended	161	Tajiri, Satoshi (1501)	Won 2-0	+201425
5extended	131	Tamai, Katsuyoshi (1482)	Won 2-1	+191444
6extended	74	Nagahara, Tatsuya (1516)	Won 2-0	+191463
7extended	46	Yamazaki, Hiroki (1592)	Won 2-1	+201483
8extended	45	Goto, Kiyoaki (1573)	Won 2-1	+201503
top		average opponent: 1549record: 6-2	new rating: 1503

Grand Prix Fukuoka 2002 (TOR limited)			starting rating: 1426
round	table	opponent (rating)	result	Δrating
1sealed	65	Yamasaki, Kishun (1498)	Lost 1-2	-171409
2sealed	126	Kaneishi, Yoshiyuki (1429)	Lost 1-2	-181391
3sealed	166	Kumano, Yoshihiro (1464)	Won 2-0	+201411
4sealed	165	Fujisawa, Junichiro (1479)	Won 2-1	+191430
5sealed	120	Eto, Shinichiro (1449)	Lost 0-2	-181412
6sealed	133	Uotsu, Atsushi (1479)	Won 2-0	+191431
7sealed	95	Kawabata, Atsumasa (1499)	Lost 0-2	-161415
top		average opponent: 1471record: 3-4	new rating: 1415

Grand Prix Hiroshima 2001 (INV limited)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1sealed	81	Higuchi, Mitsurei (1500)	Won 2-1	+181518
2sealed	27	Sakakibara, Satoshi (1518)	Draw 1-1	01518
3sealed	72	Shiwaku, Tsuyoshi (1452)	Lost 1-2	-191499
4sealed	122	Sawada, Ryosuke (1449)	Lost 0-2	-191480
5sealed	148	Mitsutake, Atsushi (1482)	Lost 1-2	-181462
6sealed	142	Umezaki, Masanori (1463)	Lost 1-2	-181444
7sealed	123	Nomura, Sho (1429)	Lost 0-2	-181426
top		average opponent: 1470record: 1-5-1	new rating: 1426