Kawaai Hitoshi (川合仁)

Place: Saitama, Japan

Rating: 2067.78, Std: 79.22, Rank: 669

First game: 2020-06-21, Last game: 2026-09-13

Top rating: 2078.67 (2022-09-23)

Games: 216, Wins: 64, Draws: 16, Losses: 136

Gy1: 29, Gy2: 62, Gy5: 159

10 Middle-dan Players Tournament
Date	2026-09-13		Rating	2067.78
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Yasuhiro	2140.21
2	White	Draw	Maruyama Yasushi	2292.44
3	White	Loss	Takazawa Nagayoshi	2235.68
4	White	Loss	Tachi Masaya	2563.18
5	White	Loss	Yoshikawa Tomoki	2471.25
6	Black	Loss	Kato Daisuke	2046.44
7	Black	Win	Fukada Ren	2046.37
40 Aomori Championship
Date	2026-06-27		Rating	2064.25
Round	Color	Result	Opponent
1	White	Win	Ooshina Seiichi	2004.32
2	Black	Loss	Gakumazawa Hideaki	2177.44
3	White	Loss	Shimura Hiroki	2258.50
4	Black	Win	Tanno Yoshitaka	2035.87
5	White	Loss	Ishitani Shin-ichi	2348.87
64rd Meijinsen Qualification Tohoku area 1st round
Date	2026-05-16		Rating	2061.79
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2176.22
2	Black	Loss	Kusajima Masato	2262.95
3	Black	Loss	Miyamoto Syunju	2342.80
4	White	Loss	Gakumazawa Hideaki	2176.22
5	White	Win	Kusajima Masato	2262.95
6	White	Loss	Miyamoto Syunju	2342.80
9 Middle-dan Players Tournament
Date	2025-11-30		Rating	2061.09
Round	Color	Result	Opponent
1	White	Loss	Maruta Hiroki	2258.40
2	White	Loss	Matsuda Shoma	2616.79
3	Black	Loss	Fujita Maiko	2496.59
4	Black	Loss	Fukui Nobuhiro	2588.28
5	Black	Loss	Takazawa Nagayoshi	2262.64
6	White	Loss	Yoshikawa Tomoki	2458.49
7	White	Loss	Tanaka Shotaro	2377.27
Kyushu Renju Championship 2025
Date	2025-11-09		Rating	2063.04
Round	Color	Result	Opponent
1	White	Win	Sato Ryuya	1944.88
2	Black	Loss	Kuga Akio	2427.62
3	Black	Win	Nakagawa Toru	1952.09
4	White	Loss	Kawano Takahisa	2572.73
39 Aomori Championship
Date	2025-06-28		Rating	2067.72
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2316.43
2	White	Win	Ooshina Seiichi	1974.91
3	Black	Win	Gakumazawa Hideaki	2150.52
4	Black	Loss	Tanno Yoshitaka	2064.83
5	White	Loss	Ishitani Shin-ichi	2373.74
19th All Japan Championship
Date	2025-06-28		Rating	2067.72
Round	Color	Result	Opponent
1	White	Loss	Matsuda Shoma	2620.97
2	Black	Loss	Fukui Nobuhiro	2567.62
3	Black	Win	Suzuki Yoshitaka	2046.58
4	Black	Loss	Shimura Hiroki	2253.28
5	White	Draw	Ishitani Shin-ichi	2373.74
6	Black	Loss	Maruta Koji	2163.94
63rd Meijinsen Qualification Tohoku area 1st round
Date	2025-05-18		Rating	2068.00
Round	Color	Result	Opponent
2	Black	Draw	Gakumazawa Hideaki	2145.30
3	Black	Loss	Miyamoto Syunju	2316.45
4	Black	Draw	Kusajima Masato	2240.59
5	Black	Loss	Shimura Hiroki	2255.69
16th Tohoku Championship
Date	2025-03-09		Rating	2069.32
Round	Color	Result	Opponent
1	White	Loss	Fujita Maiko	2479.30
2	White	Draw	Kusajima Masato	2241.84
4	White	Win	Tamura Syougo	1769.34
5	White	Draw	Okabe Hiroshi	2735.80
28th New Year (Mikami) Cup
Date	2025-01-19		Rating	2066.03
Round	Color	Result	Opponent
S1	White	Loss	Wang Qingqing	2692.00
S3	White	Loss	Ishitani Shin-ichi	2397.35
S4	White	Loss	Kawamura Norihiko	2528.02
S5	White	Loss	Maruta Hiroki	2266.02
40 Aomori Championship
Date	2024-11-30		Rating	2065.23
Round	Color	Result	Opponent
2	Black	Win	Tanno Yoshitaka	2055.83
4	Black	Loss	Miyamoto Syunju	2320.11
5	Black	Win	Ooshina Seiichi	1996.85
56 Kyoto Classified Tournament
Date	2024-11-23		Rating	2064.58
Round	Color	Result	Opponent
1	White	Loss	Tachi Masaya	2577.39
2	Black	Win	Takashima Junya	2447.13
3	White	Loss	Yoshida Hisao	2176.32
5	Black	Loss	Hasegawa Kazuto	2484.34
Kyushu Championship 2024
Date	2024-11-17		Rating	2063.73
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2408.21
2	Black	Win	Suzuki Yuta	1725.59
3	Black	Win	Kurakake Mataichi	1544.04
8 Middle-dan Players Tournament
Date	2024-09-16		Rating	2054.63
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2196.47
2	Black	Loss	Tachi Masaya	2592.13
3	White	Loss	Yoshikawa Tomoki	2275.22
4	Black	Loss	Kato Daisuke	2005.12
5	Black	Win	Fukada Ren	2092.71
38 Aomori Championship
Date	2024-06-29		Rating	2039.40
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2133.67
2	Black	Loss	Tanno Yoshitaka	2062.06
3	White	Loss	Ishitani Shin-ichi	2417.89
4	White	Loss	Miyamoto Syunju	2356.00
62nd Meijinsen Qualification Tohoku area 1st round
Date	2024-05-19		Rating	2036.40
Round	Color	Result	Opponent
1	Black	Loss	Shimura Hiroki	2169.26
2	White	Loss	Miyamoto Syunju	2365.12
3	White	Loss	Kusajima Masato	2271.86
4	Black	Loss	Fujita Maiko	2433.56
5	White	Loss	Gakumazawa Hideaki	2130.72
15th Tohoku Championship
Date	2024-03-31		Rating	2038.87
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2368.22
2	White	Loss	Fujita Maiko	2425.77
3	White	Loss	Ishitani Shin-ichi	2422.34
4	White	Win	Gakumazawa Hideaki	2123.07
5	Black	Loss	Kusajima Masato	2275.68
18th All Japan Championship
Date	2024-02-12		Rating	2040.82
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2416.49
2	Black	Loss	Sakamoto Suzan	2206.42
3	White	Loss	Toyo Koryu	2224.00
4	Black	Win	Jang Eun-min	2353.94
5	White	Loss	Maruta Hiroki	2259.52
6	White	Loss	Shimura Hiroki	2160.59
2023 Kyushu Championship
Date	2023-11-12		Rating	2048.00
Round	Color	Result	Opponent
1	White	Loss	Kawamoto Shoma	2332.46
2	White	Win	Inazumi Masanori	1772.97
3	White	Loss	Inoue Fumiya	2519.31
4	Black	Win	Yamane Tomohiro	2076.41
55 Kyoto Classified Tournament
Date	2023-11-11		Rating	2048.02
Round	Color	Result	Opponent
A1	White	Win	Horikawa Yasuto	1872.57
A2	White	Win	Ide Daisuke	1919.52
A4	Black	Win	Ide Daisuke	1919.52
A5	White	Loss	Horikawa Yasuto	1872.57
63 Suiseisen Tournament final round
Date	2023-10-15		Rating	2048.13
Round	Color	Result	Opponent
1	White	Loss	Yoshikawa Tomoki	2193.71
2	White	Loss	Kishimoto Shogo	2223.61
3	Black	Loss	Fujikawa Masaki	2114.90
63 Suiseisen Tournament 1st round
Date	2023-09-10		Rating	2052.06
Round	Color	Result	Opponent
1	White	Loss	Yoshikawa Tomoki	2187.73
1	White	Win	Suzuki Tetsuji	1741.82
3	Black	Win	Fujikawa Masaki	2113.25
4	White	Win	Suzuki Yoshitaka	1999.33
37 Aomori Championship
Date	2023-06-25		Rating	2053.50
Round	Color	Result	Opponent
1	Black	Win	Tanno Yoshitaka	2044.18
2	Black	Loss	Ooshina Seiichi	2048.88
3	Black	Win	Koseki Kenshou	1573.30
61th Meijinsen Qualification Tohoku area 1st round
Date	2023-05-21		Rating	2054.01
Round	Color	Result	Opponent
2	Black	Loss	Gakumazawa Hideaki	2123.16
3	Black	Loss	Miyamoto Syunju	2303.65
4	Black	Loss	Inoue Fumiya	2536.24
5	Black	Loss	Kusajima Masato	2274.77
40th Shinei Tournament
Date	2023-04-09		Rating	2058.68
Round	Color	Result	Opponent
1	White	Win	Nakamura Keigo	1833.65
14th Tohoku Championship
Date	2023-02-19		Rating	2062.96
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2120.55
2	Black	Loss	Kusajima Masato	2274.33
3	White	Loss	Inoue Fumiya	2538.04
4	Black	Win	Oomura Shu	2370.36
5	Black	Loss	Miyamoto Syunju	2280.15
54 Kyoto Classified Tournament
Date	2022-11-12		Rating	2072.44
Round	Color	Result	Opponent
A1	Black	Win	Taniguchi Ren	1728.59
A2	Black	Loss	Toyo Koryu	2199.37
A4	White	Win	Masuda Yuuto	1817.58
A5	White	Loss	Kito Shinichi	2180.64
A6	Black	Win	Masuda Yuuto	1817.58
23 Renju Emperor Tournament Kanto area 1st round
Date	2022-11-06		Rating	2073.13
Round	Color	Result	Opponent
1	Black	Loss	Maruta Hiroki	2188.54
62 Suiseisen Tournament final round
Date	2022-10-16		Rating	2076.35
Round	Color	Result	Opponent
1	Black	Draw	Shimura Hiroki	2166.79
2	White	Draw	Kishimoto Shogo	2173.84
3	Black	Loss	Tanaka Shotaro	2330.24
4	Black	Loss	Matsuda Shoma	2354.27
5	Black	Win	Fujikawa Masaki	2120.74
62 Suiseisen Tournament 1st round
Date	2022-09-23		Rating	2078.67
Round	Color	Result	Opponent
1	White	Win	Nakamura Keigo	1847.22
2	Black	Win	Fujikawa Masaki	2123.46
3	Black	Win	Suzuki Yoshitaka	2010.48
4	Black	Draw	Tanaka Shotaro	2326.00
39 Kanto Championship
Date	2022-07-31		Rating	2075.23
Round	Color	Result	Opponent
1	White	Win	Fujita Maiko	2427.35
2	White	Loss	Ishitani Shin-ichi	2366.63
3	Black	Loss	Maruta Hiroki	2198.69
4	Black	Win	Takazawa Nagayoshi	2245.13
5	Black	Win	Kasahara Reiko	1739.56
6	Black	Win	Li Haoyang	2015.13
39 Kanto Shineisen Tournament
Date	2022-04-10		Rating	2047.38
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	2140.94
2	White	Loss	Saito Shigetoshi	2023.45
3	White	Draw	Tomobe Katsuhiro	2146.33
4	White	Loss	Suzuki Yoshitaka	2020.30
5	White	Loss	Iwano Fumio	2185.50
54 Touryumonsen Tournament
Date	2022-03-20		Rating	2043.59
Round	Color	Result	Opponent
1R	White	Loss	Tokonami Shota	2044.89
3R	White	Loss	Tanaka Shotaro	2302.36
4R	Black	Draw	Kito Shinichi	2190.42
5R	White	Win	Taniguchi Ren	1744.42
Kyushu Shinjinousen Tournament 2022
Date	2022-03-13		Rating	2042.58
Round	Color	Result	Opponent
1	Black	Loss	Shimura Hiroki	2125.84
2	White	Win	Hayata Shinnosuke	1536.02
3	Black	Loss	Yamane Tomohiro	2110.75
4	White	Win	Morishita Hiroyoshi	1814.84
13th Tohoku Championship
Date	2021-12-12		Rating	2034.79
Round	Color	Result	Opponent
1	Black	Loss	Inoue Fumiya	2522.63
2	Black	Loss	Maruta Hiroki	2262.56
3	White	Loss	Ishitani Shin-ichi	2342.75
4	White	Loss	Miyamoto Syunju	2252.02
53 Kyoto Classified Tournament
Date	2021-11-13		Rating	2034.36
Round	Color	Result	Opponent
A1	Black	Loss	Ide Daisuke	1982.65
A2	Black	Win	Taniguchi Ren	1758.73
A3	White	Win	Tokonami Shota	2042.61
A4	White	Loss	Kito Shinichi	2190.67
A5	Black	Loss	Tanaka Shotaro	2295.07
A6	Black	Win	Toyo Koryu	2109.17
61 Suiseisen Tournament 1st round
Date	2021-09-23		Rating	2032.22
Round	Color	Result	Opponent
1	Black	Loss	Kato Shota	2057.47
2	Black	Draw	Shimura Hiroki	2085.34
3	White	Loss	Yokoyama Shota	2455.62
4	Black	Win	Shibano Ryunosuke	2122.25
38 Kanto Championship
Date	2021-08-08		Rating	2029.49
Round	Color	Result	Opponent
4	Black	Loss	Yokoyama Shota	2455.22
5	White	Loss	Maruta Hiroki	2266.13
6	Black	Win	Nishizawa Aoi	2206.65
59th Meijinsen Qualification Kanto area 1st round
Date	2021-05-09		Rating	2019.51
Round	Color	Result	Opponent
1	Black	Loss	Fujita Maiko	2361.23
2	White	Loss	Inoue Fumiya	2489.50
3	White	Loss	Maruta Hiroki	2247.41
4	White	Loss	Yoshimoto Yuta	2251.00
Chugoku Championship
Date	2021-04-25		Rating	2018.92
Round	Color	Result	Opponent
1	White	Loss	Kawano Takahisa	2510.00
3	White	Loss	Yamane Tomohiro	2078.04
4	White	Loss	Matsuura Hiroshi	2390.72
38 Kanto Shineisen Tournament
Date	2021-04-11		Rating	2019.23
Round	Color	Result	Opponent
1	White	Win	Shibata Satoru	1768.44
2	White	Loss	Nishizawa Aoi	2230.34
3	White	Loss	Matsuda Shoma	2214.90
4	White	Win	Kasahara Reiko	1731.64
5	White	Win	Shimura Hiroki	2035.27
16th All Japan Championship
Date	2021-03-28		Rating	2018.91
Round	Color	Result	Opponent
1	White	Loss	Inoue Fumiya	2484.82
2	White	Loss	Suenaga Daiki	2270.79
3	White	Loss	Maruta Hiroki	2236.73
4	Black	Win	Maruta Koji	2128.94
5	Black	Loss	Yoshimoto Yuta	2245.70
6	Black	Loss	Ishitani Shin-ichi	2355.52
52 Kyoto Classified Tournament
Date	2020-11-23		Rating	2018.32
Round	Color	Result	Opponent
A1	White	Loss	Tanaka Shotaro	2260.93
A2	White	Loss	Suenaga Daiki	2275.72
A3	White	Win	Kito Shinichi	2159.63
A4	White	Win	Shimura Hiroki	2003.97
A5	Black	Loss	Ide Daisuke	1992.55
Kyushu Championship
Date	2020-11-22		Rating	2018.29
Round	Color	Result	Opponent
1	Black	Win	Kurakake Mataichi	1590.49
2	Black	Loss	Yamane Tomohiro	2062.45
4	Black	Loss	Kuga Akio	2397.44
5	Black	Loss	Kawamoto Shoma	2368.35
21 Renju Emperor Tournament Kanto area 1st round
Date	2020-11-15		Rating	2018.51
Round	Color	Result	Opponent
1	Black	Win	Maruta Koji	2116.77
2	Black	Loss	Fujita Maiko	2371.83
3	Black	Loss	Maruta Hiroki	2244.72
4	Black	Draw	Kishimoto Shogo	2182.13
60 Suiseisen Tournament 1st round
Date	2020-09-13		Rating	2016.79
Round	Color	Result	Opponent
1	Black	Win	Iwano Fumio	2145.52
2	Black	Loss	Nagasoe Hiroki	2621.63
3	White	Loss	Kato Shota	2063.75
4	White	Loss	Kito Shinichi	2167.65
37 Kanto Championship
Date	2020-08-10		Rating	2016.18
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2375.28
2	White	Win	Shimura Hiroki	1969.24
3	Black	Draw	Ito Midori	1794.62
4	White	Win	Kasahara Reiko	1733.12
5	White	Draw	Maruta Hiroki	2250.09
6	Black	Draw	Kato Yasuhiro	2084.36
58 Meijinsen Qualification East Japan area 2nd round
Date	2020-07-19		Rating	2014.33
Round	Color	Result	Opponent
1	White	Loss	Tamada Yoichi	2528.59
2	Black	Loss	Ono Takayuki	2400.99
3	Black	Loss	Maruta Hiroki	2249.42
4	White	Loss	Fujita Maiko	2377.71
5	Black	Loss	Inoue Fumiya	2444.09
58 Meijinsen Qualification Kanto area 1st round
Date	2020-06-21		Rating	2013.65
Round	Color	Result	Opponent
1	Black	Loss	Maruta Hiroki	2246.47
2	White	Loss	Kishimoto Shogo	2189.14
3	White	Win	Iwano Fumio	2147.74
4	White	Loss	Fujita Maiko	2375.45