Kawaai Hitoshi (川合仁)

Place: Saitama, Japan

Rating: 2068.63, Std: 82.86, Rank: 670

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

Top rating: 2078.04 (2022-09-23)

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

Gy1: 25, Gy2: 62, Gy5: 159

10 Middle-dan Players Tournament
Date	2026-09-13		Rating	2068.63
Round	Color	Result	Opponent
1	Black	Win	Yamamoto Yasuhiro	2137.13
2	White	Draw	Maruyama Yasushi	2248.19
3	White	Loss	Takazawa Nagayoshi	2274.85
4	White	Loss	Tachi Masaya	2564.82
5	White	Loss	Yoshikawa Tomoki	2468.55
6	Black	Loss	Kato Daisuke	2070.43
7	Black	Win	Fukada Ren	2093.69
40 Aomori Championship
Date	2026-06-27		Rating	2064.35
Round	Color	Result	Opponent
1	White	Win	Ooshina Seiichi	2001.05
2	Black	Loss	Gakumazawa Hideaki	2173.22
3	White	Loss	Shimura Hiroki	2255.34
4	Black	Win	Tanno Yoshitaka	2032.53
5	White	Loss	Ishitani Shin-ichi	2326.12
64rd Meijinsen Qualification Tohoku area 1st round
Date	2026-05-16		Rating	2061.65
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2172.05
2	Black	Loss	Kusajima Masato	2259.24
3	Black	Loss	Miyamoto Syunju	2337.01
4	White	Loss	Gakumazawa Hideaki	2172.05
5	White	Win	Kusajima Masato	2259.24
6	White	Loss	Miyamoto Syunju	2337.01
9 Middle-dan Players Tournament
Date	2025-11-30		Rating	2060.52
Round	Color	Result	Opponent
1	White	Loss	Maruta Hiroki	2255.58
2	White	Loss	Matsuda Shoma	2601.92
3	Black	Loss	Fujita Maiko	2491.37
4	Black	Loss	Fukui Nobuhiro	2584.20
5	Black	Loss	Takazawa Nagayoshi	2278.93
6	White	Loss	Yoshikawa Tomoki	2455.30
7	White	Loss	Tanaka Shotaro	2373.47
Kyushu Renju Championship 2025
Date	2025-11-09		Rating	2062.40
Round	Color	Result	Opponent
1	White	Win	Sato Ryuya	1944.47
2	Black	Loss	Kuga Akio	2417.06
3	Black	Win	Nakagawa Toru	1951.62
4	White	Loss	Kawano Takahisa	2576.78
39 Aomori Championship
Date	2025-06-28		Rating	2066.71
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2312.21
2	White	Win	Ooshina Seiichi	1972.04
3	Black	Win	Gakumazawa Hideaki	2147.15
4	Black	Loss	Tanno Yoshitaka	2061.94
5	White	Loss	Ishitani Shin-ichi	2367.73
19th All Japan Championship
Date	2025-06-28		Rating	2066.71
Round	Color	Result	Opponent
1	White	Loss	Matsuda Shoma	2611.80
2	Black	Loss	Fukui Nobuhiro	2564.39
3	Black	Win	Suzuki Yoshitaka	2046.85
4	Black	Loss	Shimura Hiroki	2251.09
5	White	Draw	Ishitani Shin-ichi	2367.73
6	Black	Loss	Maruta Koji	2161.29
63rd Meijinsen Qualification Tohoku area 1st round
Date	2025-05-18		Rating	2066.98
Round	Color	Result	Opponent
2	Black	Draw	Gakumazawa Hideaki	2142.06
3	Black	Loss	Miyamoto Syunju	2312.54
4	Black	Draw	Kusajima Masato	2237.68
5	Black	Loss	Shimura Hiroki	2253.61
16th Tohoku Championship
Date	2025-03-09		Rating	2068.35
Round	Color	Result	Opponent
1	White	Loss	Fujita Maiko	2475.90
2	White	Draw	Kusajima Masato	2239.10
4	White	Win	Tamura Syougo	1768.40
5	White	Draw	Okabe Hiroshi	2728.71
28th New Year (Mikami) Cup
Date	2025-01-19		Rating	2065.12
Round	Color	Result	Opponent
S1	White	Loss	Wang Qingqing	2697.03
S3	White	Loss	Ishitani Shin-ichi	2393.75
S4	White	Loss	Kawamura Norihiko	2515.85
S5	White	Loss	Maruta Hiroki	2264.30
40 Aomori Championship
Date	2024-11-30		Rating	2064.42
Round	Color	Result	Opponent
2	Black	Win	Tanno Yoshitaka	2053.28
4	Black	Loss	Miyamoto Syunju	2317.34
5	Black	Win	Ooshina Seiichi	1994.25
56 Kyoto Classified Tournament
Date	2024-11-23		Rating	2063.78
Round	Color	Result	Opponent
1	White	Loss	Tachi Masaya	2577.14
2	Black	Win	Takashima Junya	2456.37
3	White	Loss	Yoshida Hisao	2178.41
5	Black	Loss	Hasegawa Kazuto	2486.29
Kyushu Championship 2024
Date	2024-11-17		Rating	2062.95
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2405.37
2	Black	Win	Suzuki Yuta	1724.88
3	Black	Win	Kurakake Mataichi	1543.37
8 Middle-dan Players Tournament
Date	2024-09-16		Rating	2053.95
Round	Color	Result	Opponent
1	White	Win	Kito Shinichi	2197.93
2	Black	Loss	Tachi Masaya	2591.80
3	White	Loss	Yoshikawa Tomoki	2274.23
4	Black	Loss	Kato Daisuke	2011.08
5	Black	Win	Fukada Ren	2101.43
38 Aomori Championship
Date	2024-06-29		Rating	2038.62
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2131.32
2	Black	Loss	Tanno Yoshitaka	2059.71
3	White	Loss	Ishitani Shin-ichi	2416.08
4	White	Loss	Miyamoto Syunju	2354.05
62nd Meijinsen Qualification Tohoku area 1st round
Date	2024-05-19		Rating	2035.60
Round	Color	Result	Opponent
1	Black	Loss	Shimura Hiroki	2168.19
2	White	Loss	Miyamoto Syunju	2363.35
3	White	Loss	Kusajima Masato	2269.84
4	Black	Loss	Fujita Maiko	2431.71
5	White	Loss	Gakumazawa Hideaki	2128.48
15th Tohoku Championship
Date	2024-03-31		Rating	2038.07
Round	Color	Result	Opponent
1	White	Loss	Miyamoto Syunju	2366.63
2	White	Loss	Fujita Maiko	2424.04
3	White	Loss	Ishitani Shin-ichi	2420.93
4	White	Win	Gakumazawa Hideaki	2120.92
5	Black	Loss	Kusajima Masato	2273.77
18th All Japan Championship
Date	2024-02-12		Rating	2040.03
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2415.23
2	Black	Loss	Sakamoto Suzan	2205.91
3	White	Loss	Toyo Koryu	2223.17
4	Black	Win	Jang Eun-min	2353.24
5	White	Loss	Maruta Hiroki	2258.63
6	White	Loss	Shimura Hiroki	2159.64
2023 Kyushu Championship
Date	2023-11-12		Rating	2047.25
Round	Color	Result	Opponent
1	White	Loss	Kawamoto Shoma	2331.54
2	White	Win	Inazumi Masanori	1772.42
3	White	Loss	Inoue Fumiya	2517.92
4	Black	Win	Yamane Tomohiro	2075.32
55 Kyoto Classified Tournament
Date	2023-11-11		Rating	2047.28
Round	Color	Result	Opponent
A1	White	Win	Horikawa Yasuto	1872.45
A2	White	Win	Ide Daisuke	1919.13
A4	Black	Win	Ide Daisuke	1919.13
A5	White	Loss	Horikawa Yasuto	1872.45
63 Suiseisen Tournament final round
Date	2023-10-15		Rating	2047.39
Round	Color	Result	Opponent
1	White	Loss	Yoshikawa Tomoki	2193.24
2	White	Loss	Kishimoto Shogo	2223.34
3	Black	Loss	Fujikawa Masaki	2114.76
63 Suiseisen Tournament 1st round
Date	2023-09-10		Rating	2051.32
Round	Color	Result	Opponent
1	White	Loss	Yoshikawa Tomoki	2187.30
1	White	Win	Suzuki Tetsuji	1741.71
3	Black	Win	Fujikawa Masaki	2113.09
4	White	Win	Suzuki Yoshitaka	1999.33
37 Aomori Championship
Date	2023-06-25		Rating	2052.75
Round	Color	Result	Opponent
1	Black	Win	Tanno Yoshitaka	2042.21
2	Black	Loss	Ooshina Seiichi	2046.82
3	Black	Win	Koseki Kenshou	1572.69
61th Meijinsen Qualification Tohoku area 1st round
Date	2023-05-21		Rating	2053.26
Round	Color	Result	Opponent
2	Black	Loss	Gakumazawa Hideaki	2121.48
3	Black	Loss	Miyamoto Syunju	2302.60
4	Black	Loss	Inoue Fumiya	2535.02
5	Black	Loss	Kusajima Masato	2273.43
40th Shinei Tournament
Date	2023-04-09		Rating	2057.95
Round	Color	Result	Opponent
1	White	Win	Nakamura Keigo	1832.31
14th Tohoku Championship
Date	2023-02-19		Rating	2062.25
Round	Color	Result	Opponent
1	Black	Loss	Gakumazawa Hideaki	2118.98
2	Black	Loss	Kusajima Masato	2273.12
3	White	Loss	Inoue Fumiya	2536.92
4	Black	Win	Oomura Shu	2371.19
5	Black	Loss	Miyamoto Syunju	2279.21
54 Kyoto Classified Tournament
Date	2022-11-12		Rating	2071.79
Round	Color	Result	Opponent
A1	Black	Win	Taniguchi Ren	1728.34
A2	Black	Loss	Toyo Koryu	2198.69
A4	White	Win	Masuda Yuuto	1817.32
A5	White	Loss	Kito Shinichi	2180.80
A6	Black	Win	Masuda Yuuto	1817.32
23 Renju Emperor Tournament Kanto area 1st round
Date	2022-11-06		Rating	2072.49
Round	Color	Result	Opponent
1	Black	Loss	Maruta Hiroki	2187.82
62 Suiseisen Tournament final round
Date	2022-10-16		Rating	2075.71
Round	Color	Result	Opponent
1	Black	Draw	Shimura Hiroki	2166.41
2	White	Draw	Kishimoto Shogo	2173.48
3	Black	Loss	Tanaka Shotaro	2329.50
4	Black	Loss	Matsuda Shoma	2353.28
5	Black	Win	Fujikawa Masaki	2120.38
62 Suiseisen Tournament 1st round
Date	2022-09-23		Rating	2078.04
Round	Color	Result	Opponent
1	White	Win	Nakamura Keigo	1846.05
2	Black	Win	Fujikawa Masaki	2123.09
3	Black	Win	Suzuki Yoshitaka	2010.27
4	Black	Draw	Tanaka Shotaro	2325.27
39 Kanto Championship
Date	2022-07-31		Rating	2074.62
Round	Color	Result	Opponent
1	White	Win	Fujita Maiko	2426.46
2	White	Loss	Ishitani Shin-ichi	2366.06
3	Black	Loss	Maruta Hiroki	2197.97
4	Black	Win	Takazawa Nagayoshi	2245.38
5	Black	Win	Kasahara Reiko	1736.77
6	Black	Win	Li Haoyang	2014.96
39 Kanto Shineisen Tournament
Date	2022-04-10		Rating	2046.80
Round	Color	Result	Opponent
1	White	Win	Fujikawa Masaki	2140.51
2	White	Loss	Saito Shigetoshi	2023.00
3	White	Draw	Tomobe Katsuhiro	2145.94
4	White	Loss	Suzuki Yoshitaka	2020.07
5	White	Loss	Iwano Fumio	2185.02
54 Touryumonsen Tournament
Date	2022-03-20		Rating	2043.01
Round	Color	Result	Opponent
1R	White	Loss	Tokonami Shota	2044.50
3R	White	Loss	Tanaka Shotaro	2301.73
4R	Black	Draw	Kito Shinichi	2190.32
5R	White	Win	Taniguchi Ren	1744.17
Kyushu Shinjinousen Tournament 2022
Date	2022-03-13		Rating	2042.01
Round	Color	Result	Opponent
1	Black	Loss	Shimura Hiroki	2125.51
2	White	Win	Hayata Shinnosuke	1535.45
3	Black	Loss	Yamane Tomohiro	2109.95
4	White	Win	Morishita Hiroyoshi	1814.35
13th Tohoku Championship
Date	2021-12-12		Rating	2034.22
Round	Color	Result	Opponent
1	Black	Loss	Inoue Fumiya	2521.80
2	Black	Loss	Maruta Hiroki	2261.86
3	White	Loss	Ishitani Shin-ichi	2342.24
4	White	Loss	Miyamoto Syunju	2251.37
53 Kyoto Classified Tournament
Date	2021-11-13		Rating	2033.79
Round	Color	Result	Opponent
A1	Black	Loss	Ide Daisuke	1982.26
A2	Black	Win	Taniguchi Ren	1758.48
A3	White	Win	Tokonami Shota	2042.22
A4	White	Loss	Kito Shinichi	2190.47
A5	Black	Loss	Tanaka Shotaro	2294.48
A6	Black	Win	Toyo Koryu	2108.61
61 Suiseisen Tournament 1st round
Date	2021-09-23		Rating	2031.65
Round	Color	Result	Opponent
1	Black	Loss	Kato Shota	2057.08
2	Black	Draw	Shimura Hiroki	2084.94
3	White	Loss	Yokoyama Shota	2454.80
4	Black	Win	Shibano Ryunosuke	2121.92
38 Kanto Championship
Date	2021-08-08		Rating	2028.91
Round	Color	Result	Opponent
4	Black	Loss	Yokoyama Shota	2454.40
5	White	Loss	Maruta Hiroki	2265.47
6	Black	Win	Nishizawa Aoi	2205.27
59th Meijinsen Qualification Kanto area 1st round
Date	2021-05-09		Rating	2018.93
Round	Color	Result	Opponent
1	Black	Loss	Fujita Maiko	2360.54
2	White	Loss	Inoue Fumiya	2488.78
3	White	Loss	Maruta Hiroki	2246.78
4	White	Loss	Yoshimoto Yuta	2250.34
Chugoku Championship
Date	2021-04-25		Rating	2018.34
Round	Color	Result	Opponent
1	White	Loss	Kawano Takahisa	2509.13
3	White	Loss	Yamane Tomohiro	2077.34
4	White	Loss	Matsuura Hiroshi	2389.92
38 Kanto Shineisen Tournament
Date	2021-04-11		Rating	2018.64
Round	Color	Result	Opponent
1	White	Win	Shibata Satoru	1767.89
2	White	Loss	Nishizawa Aoi	2229.13
3	White	Loss	Matsuda Shoma	2214.23
4	White	Win	Kasahara Reiko	1729.99
5	White	Win	Shimura Hiroki	2034.82
16th All Japan Championship
Date	2021-03-28		Rating	2018.33
Round	Color	Result	Opponent
1	White	Loss	Inoue Fumiya	2484.11
2	White	Loss	Suenaga Daiki	2270.15
3	White	Loss	Maruta Hiroki	2236.12
4	Black	Win	Maruta Koji	2128.28
5	Black	Loss	Yoshimoto Yuta	2245.05
6	Black	Loss	Ishitani Shin-ichi	2355.06
52 Kyoto Classified Tournament
Date	2020-11-23		Rating	2017.76
Round	Color	Result	Opponent
A1	White	Loss	Tanaka Shotaro	2260.41
A2	White	Loss	Suenaga Daiki	2275.12
A3	White	Win	Kito Shinichi	2159.28
A4	White	Win	Shimura Hiroki	2003.50
A5	Black	Loss	Ide Daisuke	1992.18
Kyushu Championship
Date	2020-11-22		Rating	2017.73
Round	Color	Result	Opponent
1	Black	Win	Kurakake Mataichi	1589.91
2	Black	Loss	Yamane Tomohiro	2061.79
4	Black	Loss	Kuga Akio	2396.38
5	Black	Loss	Kawamoto Shoma	2367.57
21 Renju Emperor Tournament Kanto area 1st round
Date	2020-11-15		Rating	2017.95
Round	Color	Result	Opponent
1	Black	Win	Maruta Koji	2116.18
2	Black	Loss	Fujita Maiko	2371.21
3	Black	Loss	Maruta Hiroki	2244.15
4	Black	Draw	Kishimoto Shogo	2181.69
60 Suiseisen Tournament 1st round
Date	2020-09-13		Rating	2016.25
Round	Color	Result	Opponent
1	Black	Win	Iwano Fumio	2145.08
2	Black	Loss	Nagasoe Hiroki	2621.00
3	White	Loss	Kato Shota	2063.32
4	White	Loss	Kito Shinichi	2167.29
37 Kanto Championship
Date	2020-08-10		Rating	2015.64
Round	Color	Result	Opponent
1	White	Loss	Ishitani Shin-ichi	2374.85
2	White	Win	Shimura Hiroki	1968.78
3	Black	Draw	Ito Midori	1794.35
4	White	Win	Kasahara Reiko	1731.72
5	White	Draw	Maruta Hiroki	2249.56
6	Black	Draw	Kato Yasuhiro	2083.72
58 Meijinsen Qualification East Japan area 2nd round
Date	2020-07-19		Rating	2013.79
Round	Color	Result	Opponent
1	White	Loss	Tamada Yoichi	2528.05
2	Black	Loss	Ono Takayuki	2400.40
3	Black	Loss	Maruta Hiroki	2248.89
4	White	Loss	Fujita Maiko	2377.14
5	Black	Loss	Inoue Fumiya	2443.48
58 Meijinsen Qualification Kanto area 1st round
Date	2020-06-21		Rating	2013.12
Round	Color	Result	Opponent
1	Black	Loss	Maruta Hiroki	2245.95
2	White	Loss	Kishimoto Shogo	2188.70
3	White	Win	Iwano Fumio	2147.31
4	White	Loss	Fujita Maiko	2374.89