Yamaguchi Yusui (山口釉水)

Place: Tokyo, Japan

Rating: 2525.18, Rank: -

First game: 1991-01-04, Last game: 2013-09-16

Top rating: 2568.89 (2012-09-17)

Games: 269, Wins: 155, Draws: 24, Losses: 90

Gy1: 0, Gy2: 0, Gy5: 0

51 Meijinsen Tournament
Date	2013-09-16		Rating	2525.18
Round	Color	Result	Opponent
1	White	Loss	Okabe Hiroshi	2676.30
2	White	Win	Hata Masayuki	2181.92
3	White	Win	Kawano Takahisa	2303.19
4	White	Win	Kawate Kozo	2045.22
5	White	Loss	Sato Kiyotomi	2397.40
6	White	Loss	Hasegawa Kazuto	2548.35
7	White	Loss	Kamiya Shunsuke	2494.65
8	White	Win	Mano Yoshihisa	2250.24
9	White	Loss	Oosumi Yuuki	2761.72
50th Meijinsen Tournament
Date	2012-09-17		Rating	2568.89
Round	Color	Result	Opponent
1	White	Draw	Hasegawa Kazuto	2518.00
2	White	Win	Nagasoe Hiroki	2468.34
3	White	Win	Iio Yoshihiro	2408.83
4	White	Draw	Nakamura Shigeru	2804.04
5	White	Loss	Nakayama Tomoharu	2555.81
6	Black	Win	Okabe Hiroshi	2640.54
7	White	Win	Ono Takayuki	2357.55
8	White	Win	Matsuura Hiroshi	2296.29
9	White	Win	Fukui Nobuhiro	2469.66
49 Meijinsen Match R3,R4
Date	2011-12-18		Rating	2567.01
Round	Color	Result	Opponent
3	White	Draw	Oosumi Yuuki	2705.93
4	White	Loss	Oosumi Yuuki	2705.93
49 Meijinsen Match R1,R2
Date	2011-10-16		Rating	2567.14
Round	Color	Result	Opponent
1	White	Win	Oosumi Yuuki	2693.78
2	White	Loss	Oosumi Yuuki	2693.78
49th Meijinsen Tournament
Date	2011-09-19		Rating	2566.50
Round	Color	Result	Opponent
1	Black	Win	Miyoshi Takeo	2102.56
2	White	Draw	Hasegawa Kazuto	2499.09
3	White	Win	Nakayama Tomoharu	2510.50
4	White	Win	Kubo Izumi	2043.85
5	White	Win	Okabe Hiroshi	2631.45
6	Black	Win	Kashihara Akihiko	2203.11
7	White	Win	Matsuura Hiroshi	2303.43
8	Black	Win	Iio Yoshihiro	2424.01
9	White	Win	Sakashita Shoichi	2084.71
49 Meijinsen Qualification East-Japan area 2nd round
Date	2011-07-10		Rating	2555.93
Round	Color	Result	Opponent
1	White	Win	Nakayama Tomoharu	2498.29
2	White	Loss	Nagao Noriaki	2371.02
3	White	Win	Kamiya Shunsuke	2383.11
4	Black	Draw	Nakamura Shigeru	2781.42
5	White	Win	Isobe Taizan	2347.48
28th Kanto Championship
Date	2011-05-22		Rating	2546.97
Round	Color	Result	Opponent
1	White	Win	Iwano Fumio	2086.51
2	Black	Win	Tomobe Katsuhiro	2165.15
3	White	Win	Ono Takayuki	2336.13
4	White	Loss	Nakamura Shigeru	2780.57
5	White	Loss	Ishitani Shin-ichi	2325.69
48th Meijinsen Tournament
Date	2010-09-20		Rating	2513.08
Round	Color	Result	Opponent
1	White	Win	Kawano Takahisa	2266.33
2	White	Loss	Ishitani Shin-ichi	2319.58
3	White	Loss	Tamada Yoichi	2419.67
4	White	Loss	Matsuura Hiroshi	2286.79
5	White	Win	Koiso Shigemasa	2103.19
6	White	Win	Sakamoto Hirouji	2260.27
7	White	Win	Iio Yoshihiro	2447.28
8	White	Loss	Oosumi Yuuki	2631.01
9	White	Win	Okabe Hiroshi	2612.79
48th Meijinsen Qualification East-Japan area 2nd round
Date	2010-07-11		Rating	2508.44
Round	Color	Result	Opponent
1	White	Win	Ono Takayuki	2331.01
2	White	Win	Tada Ayako	2172.28
3	White	Win	Kudomi Takahiro	2320.13
4	White	Loss	Tamada Yoichi	2409.87
5	White	Win	Tamura Kazumasa	2436.95
27th Kanto Championship
Date	2010-05-23		Rating	2503.78
Round	Color	Result	Opponent
1	Black	Win	Kato Yasuhiro	2034.15
2	White	Loss	Oosumi Yuuki	2602.38
3	Black	Win	Tomobe Katsuhiro	2151.90
4	White	Win	Ono Takayuki	2328.92
5	White	Loss	Nakamura Shigeru	2765.58
Team World Championship
Date	2010-05-05		Rating	2502.19
Round	Color	Result	Opponent
1	White	Loss	Tamada Yoichi	2393.60
3	White	Win	Xi Zhenyang	2405.77
4	White	Loss	Lin Huang-Yu	2597.48
5	White	Win	Nikonov Konstantin	2533.12
7	White	Loss	Soosõrv Ants	2640.87
8	White	Win	Lin Huang-Yu	2597.48
9	White	Loss	Xi Zhenyang	2405.77
10	White	Loss	Soosõrv Ants	2640.87
5th All Japan Championship
Date	2010-03-21		Rating	2500.67
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	1984.64
2	White	Loss	Nagao Noriaki	2347.44
3	White	Win	Miyagawa Sou	2059.34
4	White	Win	Kawasaki Nobuhiko	2155.05
5	White	Win	Iio Yoshihiro	2446.41
6	White	Win	Ishitani Shin-ichi	2322.11
13th Mikami Cup Tournament
Date	2010-01-31		Rating	2498.22
Round	Color	Result	Opponent
S1	White	Win	Tamura Kazumasa	2438.18
S3	Black	Loss	Nakamura Shigeru	2759.02
S4	White	Win	Sato Kiyotomi	2324.55
47th Meijinsen tournament
Date	2009-09-22		Rating	2486.78
Round	Color	Result	Opponent
1	White	Win	Sakamoto Hirouji	2220.62
2	Black	Loss	Iio Yoshihiro	2433.43
3	Black	Win	Tamura Kazumasa	2432.89
4	White	Win	Matsuura Hiroshi	2252.21
5	White	Loss	Kawamura Norihiko	2557.16
6	White	Win	Kataoka Mitsuaki	2149.13
7	Black	Win	Ishitani Shin-ichi	2297.02
8	White	Loss	Oosumi Yuuki	2571.05
9	White	Loss	Okabe Hiroshi	2585.22
47th Meijinsen Qualification East-Japan area final round
Date	2009-07-05		Rating	2483.04
Round	Color	Result	Opponent
1	Black	Win	Mitsumori Masao	2282.46
2	White	Win	Kudomi Takahiro	2307.66
3	White	Win	Arita Nobuyoshi	2297.01
4	White	Draw	Tamura Kazumasa	2432.64
5	Black	Win	Ono Takayuki	2314.15
26th Kanto Championship
Date	2009-05-17		Rating	2477.21
Round	Color	Result	Opponent
4	White	Loss	Isobe Taizan	2341.35
4th All Japan Championship
Date	2009-03-21		Rating	2473.33
Round	Color	Result	Opponent
1	White	Win	Tamada Yoichi	2264.99
2	White	Loss	Ono Takayuki	2315.46
3	White	Win	Iwano Fumio	2145.96
4	Black	Loss	Tamura Kazumasa	2429.10
5	Black	Win	Miyoshi Takeo	2140.27
6	Black	Loss	Mitsumori Masao	2284.13
12th Mikami Cup Tournament
Date	2009-01-18		Rating	2476.18
Round	Color	Result	Opponent
S3	White	Loss	Kawamura Norihiko	2565.91
46th Meijinsen Tournament
Date	2008-09-15		Rating	2485.38
Round	Color	Result	Opponent
1	White	Win	Oosumi Yuuki	2516.66
2	Black	Win	Kataoka Mitsuaki	2118.84
3	White	Loss	Matsuura Hiroshi	2210.34
4	White	Loss	Iio Yoshihiro	2427.35
5	White	Win	Hata Masayuki	2190.98
6	Black	Loss	Kawamura Norihiko	2569.67
7	Black	Loss	Okabe Hiroshi	2574.55
8	Black	Win	Sato Kiyotomi	2312.69
9	White	Win	Ishitani Shin-ichi	2285.69
The 45th Meijin-sen Match
Date	2007-11-24		Rating	2525.85
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2655.06
2	White	Draw	Hasegawa Kazuto	2655.06
3	White	Loss	Hasegawa Kazuto	2655.06
The 45th Meijin-sen Tournament
Date	2007-09-17		Rating	2537.51
Round	Color	Result	Opponent
1	Black	Win	Hiwatashi Kikuma	1811.49
2	Black	Win	Oosumi Yuuki	2465.14
3	White	Win	Isobe Taizan	2327.10
4	Black	Win	Sato Kiyotomi	2264.28
5	White	Win	Matsuura Hiroshi	2187.44
6	White	Win	Okabe Hiroshi	2524.00
7	Black	Win	Kawamura Norihiko	2546.86
8	Black	Win	Miyoshi Takeo	2188.96
9	Black	Loss	Iio Yoshihiro	2443.96
World Championship AT
Date	2007-08-15		Rating	2539.70
Round	Color	Result	Opponent
1	White	Win	Purk Andry	2537.54
2	White	Win	Savrasova Yulia	2576.75
3	White	Win	Iio Yoshihiro	2444.67
4	White	Win	Oll Aivo	2568.24
5	Black	Win	Okabe Hiroshi	2518.00
6	White	Loss	Karlsson Stefan	2509.08
7	Black	Loss	Wu Di	2618.38
8	White	Win	Sushkov Vladimir	2659.90
9	White	Win	Kozhin Mikhail	2505.90
10	Black	Loss	Taimla Tunnet	2666.01
11	White	Loss	Chingin Konstantin	2692.37
The 5th Shanghai Renju Meijin Invitation Tournament
Date	2007-05-03		Rating	2531.25
Round	Color	Result	Opponent
1	White	Win	Okabe Hiroshi	2502.74
2	Black	Loss	Cao Dong	2559.46
3	White	Win	Ge Chongyu	2320.74
SF1	White	Draw	Qiu Yunfei	2414.40
SF2	White	Loss	Yu Manjiang	2504.73
SF3	Black	Draw	Wu Hao	2551.92
SF4	White	Loss	Ge Lingfeng	2365.99
2nd All Japan Championship (WC Qualification)
Date	2007-03-25		Rating	2531.45
Round	Color	Result	Opponent
1	White	Win	Nagao Noriaki	2249.09
2	White	Win	Koyama Jun	2402.35
5	White	Win	Isobe Taizan	2317.34
6	Black	Win	Oosumi Yuuki	2411.12
The 44th Meijin-sen Tournament
Date	2006-09-18		Rating	2517.82
Round	Color	Result	Opponent
1	White	Win	Okabe Hiroshi	2485.70
2	Black	Win	Ishitani Shin-ichi	2246.25
3	White	Win	Matsuura Hiroshi	2189.09
4	Black	Win	Iio Yoshihiro	2430.72
5	White	Win	Oosumi Yuuki	2358.58
6	White	Win	Fujii Naoki	1980.50
7	Black	Loss	Sato Kiyotomi	2283.32
8	White	Win	Nagao Noriaki	2232.19
9	White	Loss	Kawamura Norihiko	2572.76
Asian Championship
Date	2006-08-15		Rating	2514.32
Round	Color	Result	Opponent
1	White	Win	Choi Yun-Seok	2122.99
2	Black	Win	Lin Huang-Yu	2385.31
3	White	Win	Park Eol	2197.40
4	Black	Draw	Iio Yoshihiro	2430.52
5	Black	Loss	Kim Chang-Hoon	2456.02
6	White	Win	Kim Gyu-Hyeon	2399.58
7	Black	Draw	Okabe Hiroshi	2483.51
8	White	Loss	Kim Byoung-Jun	2432.87
The 4th Shanghai Renju Meijin Invitation Tournament
Date	2006-03-20		Rating	2504.19
Round	Color	Result	Opponent
1	White	Win	Takashima Junya	2382.24
2	Black	Win	Ge Lingfeng	2303.30
3	White	Draw	Chen Lin	2471.21
4	Black	Draw	Xue Wenxi	2290.79
5	White	Win	Cao Dong	2497.14
6	White	Win	Wu Di	2527.70
7	Black	Win	Ge Chongyu	2349.20
6th Kanto Renju Emperor Tournament
Date	2005-12-04		Rating	2484.63
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2476.45
2	White	Win	Okabe Hiroshi	2476.45
3	Black	Draw	Okabe Hiroshi	2476.45
4	White	Loss	Okabe Hiroshi	2476.45
The 43rd Meijin-sen Tournament
Date	2005-09-19		Rating	2473.70
Round	Color	Result	Opponent
1	Black	Loss	Takashima Junya	2366.26
2	White	Win	Hasegawa Kazuto	2616.54
3	Black	Win	Oosumi Yuuki	2307.51
4	White	Win	Sato Kiyotomi	2242.36
5	Black	Draw	Tanaka Koichi	2120.27
6	White	Win	Matsuura Hiroshi	2213.74
7	White	Win	Kawate Kozo	1968.75
8	White	Win	Ishitani Shin-ichi	2269.35
9	White	Loss	Okabe Hiroshi	2471.17
World Championship QT
Date	2005-07-31		Rating	2466.09
Round	Color	Result	Opponent
1	White	Win	Cheng Wei-Yuan	2288.30
2	White	Win	Andersson Tord	2281.20
4	White	Loss	Karlsson Stefan	2457.29
5	White	Draw	Iio Yoshihiro	2407.41
6	White	Loss	Tarannikov Yuriy	2523.56
7	Black	Loss	Oosumi Yuuki	2302.88
5th Kanto Renju Emperor Tournament - Final
Date	2005-01-30		Rating	2454.77
Round	Color	Result	Opponent
1	Black	Loss	Okabe Hiroshi	2448.77
2	White	Loss	Okabe Hiroshi	2448.77
The 42nd Meijin-sen Match
Date	2004-11-14		Rating	2455.80
Round	Color	Result	Opponent
1	Black	Loss	Kawamura Norihiko	2596.88
2	White	Loss	Kawamura Norihiko	2596.88
3	Black	Draw	Kawamura Norihiko	2596.88
4	Black	Loss	Kawamura Norihiko	2596.88
4th Kanto Renju Emperor Tournament - Final
Date	2004-02-29		Rating	2473.32
Round	Color	Result	Opponent
1	White	Draw	Okabe Hiroshi	2412.37
2	White	Loss	Okabe Hiroshi	2412.37
3	White	Win	Okabe Hiroshi	2412.37
4	White	Win	Okabe Hiroshi	2412.37
41st Meijin-sen Match
Date	2003-12-21		Rating	2477.26
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2544.20
2	White	Win	Hasegawa Kazuto	2544.20
3	White	Loss	Hasegawa Kazuto	2544.20
4	White	Win	Hasegawa Kazuto	2544.20
5	White	Win	Hasegawa Kazuto	2544.20
World Championship AT
Date	2003-08-08		Rating	2475.08
Round	Color	Result	Opponent
1	Black	Draw	Iio Yoshihiro	2387.37
2	White	Loss	Okabe Hiroshi	2400.91
3	Black	Draw	Chingin Konstantin	2608.02
4	White	Loss	Meritee Ando	2715.04
5	White	Loss	Sinyov Igor	2487.83
6	White	Loss	Karlsson Stefan	2429.83
7	White	Win	Gaulitz Joachim	2317.12
8	White	Win	Andersson Tord	2269.78
9	White	Win	Carlsson Martin	2279.91
10	White	Loss	Sushkov Vladimir	2581.63
11	White	Loss	Taimla Tunnet	2576.04
World Championship QT
Date	2003-07-31		Rating	2475.98
Round	Color	Result	Opponent
1	White	Win	Lents Johann	2373.23
2	White	Loss	Chen Ko-Han	2335.19
3	Black	Draw	Iio Yoshihiro	2386.98
4	White	Win	Dzainukov Eldar	2050.23
5	White	Win	Ilu Timo	2302.02
6	White	Win	Makarov Pavel	2399.99
7	White	Win	Karlsson Stefan	2430.28
The 40th Meijin-sen Match
Date	2002-11-03		Rating	2492.16
Round	Color	Result	Opponent
1	White	Win	Hasegawa Kazuto	2521.33
2	White	Win	Hasegawa Kazuto	2521.33
3	White	Loss	Hasegawa Kazuto	2521.33
4	White	Win	Hasegawa Kazuto	2521.33
40th Meijin-sen Tournament
Date	2002-09-16		Rating	2490.87
Round	Color	Result	Opponent
1	White	Loss	Hasegawa Kazuto	2522.72
2	White	Win	Kudomi Takahiro	2297.25
3	White	Win	Nishimura Toshio	2225.58
4	White	Win	Matsuura Hiroshi	2197.13
5	White	Win	Okabe Hiroshi	2345.44
6	Black	Win	Iio Yoshihiro	2329.95
7	White	Draw	Ishitani Shin-ichi	2266.95
8	White	Win	Isobe Taizan	2228.90
9	White	Win	Takagawa Teiji	2251.15
The 39th Meijin-sen Tournament
Date	2001-09-24		Rating	2459.82
Round	Color	Result	Opponent
1	White	Win	Nara Hideki	2463.36
2	White	Win	Takagawa Teiji	2246.66
3	White	Draw	Hayakawa Yoshimi	2353.33
4	Black	Win	Nishimura Toshio	2248.36
5	Black	Draw	Iio Yoshihiro	2308.20
6	White	Win	Maruyama Yasushi	2113.88
7	White	Loss	Hasegawa Kazuto	2508.45
8	White	Win	Matsuura Hiroshi	2178.71
9	Black	Loss	Kudomi Takahiro	2300.66
34th Meijin-sen Tournament
Date	1996-09-23		Rating	2335.30
Round	Color	Result	Opponent
1	White	Win	Ooi Kozo	2220.11
2	White	Loss	Hasegawa Kazuto	2512.03
3	Black	Win	Isobe Taizan	2147.35
4	White	Win	Nishizono Norio	2383.78
5	White	Loss	Nishimura Toshio	2245.00
6	Black	Loss	Matsuura Hiroshi	2121.96
7	Black	Win	Sagara Takashi	2409.98
8	White	Loss	Nara Hideki	2455.09
9	White	Loss	Maruyama Yasushi	2094.92
World Championship AT
Date	1991-08-10		Rating	2351.17
Round	Color	Result	Opponent
1	Black	Loss	Palmgren Jan	2165.95
2	White	Loss	Nakamura Shigeru	2632.26
3	Black	Win	Kozhin Mikhail	2309.83
4	White	Win	Reims Aldis	2399.28
5	Black	Win	Sundling Ingvar	2285.88
6	Black	Win	Voskanyan Eduard	2305.59
7	White	Loss	Nara Hideki	2442.15
8	Black	Win	Unterweger Michael	1920.36
9	White	Win	Sinyov Igor	2267.91
10	Black	Win	Gardstrom Petter	2227.71
11	White	Win	Hasegawa Kazuto	2426.59
Leningrad 2 New Year Prize
Date	1991-01-04		Rating	2321.19
Round	Color	Result	Opponent
1	White	Win	Dvoeglazov Vladimir	2167.73
2	Black	Loss	Poghosyan Albert	2158.28
3	White	Loss	Savchenko Igor	2228.97
4	Black	Win	Ilyin Dmitry	2270.28
5	Black	Win	Bogatyryov Andrey	2009.19
6	White	Win	Filinov Vladimir	2203.39
7	Black	Win	Sirategyan Karen	2117.48
8	Black	Loss	Voskanyan Eduard	2333.92
9	White	Loss	Andersons Andris	2236.43