Grand Prix Kitakyushu 2013 (M14 standard)			starting rating: 1375
round	table	opponent (rating)	result	Δrating
1standard	200	Okamoto, Yasutaka (1500)	Lost 0-2	-161359
2standard	382	Ikeda, Naoto (1249)	Lost 1-2	-201339
3standard	511	Murakami, Hiroki (1466)	Won 2-0	+211360
4standard	468	Gohara, Miyako (1482)	Won 2-1	+201380
5standard	411	Chiba, Akio (1884)	Lost 1-2	-101370
top		average opponent: 1516record: 2-3	new rating: 1370

Grand Prix Nagoya 2012 (RTR standard)			starting rating: 1441
round	table	opponent (rating)	result	Δrating
1standard	488	Ishiba, Hiroshi (1465)	Lost 0-2	-181423
2standard	595	Sato, Takatoshi (1638)	Lost 1-2	-141409
3standard	668	Kouma, Ryuya (1462)	Lost 0-2	-171392
4standard	756	Takahashi, Naohiro (1446)	Lost 0-2	-171375
top		average opponent: 1503record: 0-4	new rating: 1375

Grand Prix Hiroshima 2011 (ISD standard)			starting rating: 1450
round	table	opponent (rating)	result	Δrating
1standard	165	Uchida, Momotarou (1617)	Lost 0-2	-151435
2standard	205	Nitta, Yuki (1638)	Lost 0-2	-141421
3standard	266	Nakazawa, Toshihiko (1464)	Won 2-0	+191440
4standard	311	Inoue, Makoto (1474)	Won 2-1	+181458
5standard	232	Nariai, Satoshi (1497)	Lost 0-2	-171441
top		average opponent: 1538record: 2-3	new rating: 1441

Grand Prix Yokohama 2010 (extended)			starting rating: 1481
round	table	opponent (rating)	result	Δrating
1extended	98	Kan, Shouichirou (1500)	Won 2-0	+181499
2extended	148	Kashima, Koji (1471)	Lost 1-2	-181481
3extended	180	Tanaka, Kouichi (1542)	Lost 0-2	-171464
4extended	431	Imura, Satoshi (1692)	Lost 0-2	-141450
top		average opponent: 1551record: 1-3	new rating: 1450

Grand Prix Okayama 2008 (ALA limited)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1sealed	150	Sakai, Kouhei (1544)	Draw 0-0	+11501
2sealed	167	Sekine, Kiyotaka (1409)	Lost 0-2	-201481
top		average opponent: 1477record: 0-1-1	new rating: 1481