Japan Chess Classic 2025

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111 players participated in this 7-round tournament, held from 18 Jul 2025 to 21 Jul 2025 in Sapporo, Japan. 5 titled players from 8 federations. Top 10 Elo average was 2115, and top seed was Thanh Tu Tran (🇯🇵 JPN, IM, 2430).

Shinya Kojima (🇯🇵 JPN, IM, 2307) won with 6.5/7, ahead of Thanh Tu Tran (6.0) and Yunosuke Kuroda (6.0). Kojima won solo starting round 5.

The biggest upset came in round 7: Tzu-Chi Angie Chao (1459) beat Tjeerd Fokkens (1946), a +487-point gap.

Location

🇯🇵Sapporo, Japan

Dates

18 Jul 2025 → 21 Jul 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 7 rounds

Top seed

🇯🇵IMThanh Tu Tran2430

Avg top 10

2,115

Participants

111

Titled players · 5

IM×2

FM×1

CM×1

WCM×1

Federations · 8 represented

🇯🇵Japan×48

🇨🇳China×24

🇺🇸United States of America×11

🇹🇼Chinese Taipei×5

🇭🇰Hong Kong China×3

🇨🇦Canada×2

🇩🇪Germany×1

🇲🇳Mongolia×1

Top 3

🥇
IMShinya Kojima
🇯🇵JPN·2307
6.5pts·2472perf+10.6
🥈
IMThanh Tu Tran
🇯🇵JPN·2430
6.0pts·2388perf-1.5
🥉
Yunosuke Kuroda
🇯🇵JPN·1867
6.0pts·2203perf+36.4

How it unfolded

Top 6 · 7 rounds

IM Shinya Kojima led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders

Kojima6.5Tran6Kuroda6Moritani5.5Furuya5.5Yamada5.5

R5–R7 · LEAD HELD

IM Shinya Kojima held the sole lead from R5 through R7 without losing it.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

IM Shinya Kojima beat IM Thanh Tu Tran (Black).

WIN STREAKS · 3 top finishers

IM Shinya Kojima 6 wins (R1–R6)IM Thanh Tu Tran 4 wins (R1–R4)Yunosuke Kuroda 3 wins (R2–R4)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMShinya Kojima	*	1	—	1
2IMThanh Tu Tran	0	*	—	—
3Yunosuke Kuroda	—	—	*	—
4Sho Moritani	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Kojima, ShinyaIM	2307	JPN	+77N	+16B	+12N	+15B	+2N	+4B	=5N	6.5	31.0	34.0	31.25	2472	+10.6
2	Tran, Thanh TuIM	2430	JPN	+52B	+31N	+30B	+9N	−1B	+7N	+8B	6.0	29.5	33.0	26.50	2388	-1.5
3	Kuroda, Yunosuke	1867	JPN	=49B	+104N	+24B	+32N	=8B	+10N	+14B	6.0	27.0	28.5	24.25	2203	+36.4
4	Moritani, Sho	2076	JPN	+38B	+29N	+19B	=7N	+48B	−1N	+15B	5.5	28.5	32.0	23.00	2137	+23.2
5	Yamada, KoheiFM	2189	JPN	+73B	=18N	+62B	=17N	+19B	+30N	=1B	5.5	27.0	30.0	22.25	2136	-3.0
6	Furuya, Masahiro	2002	JPN	+61B	+36N	=17B	+87N	=7B	=15N	+16B	5.5	25.5	28.0	21.00	2048	+8.4
7	Gishi, Takeshi	1959	JPN	+23N	+51B	+37N	=4B	=6N	−2B	+35N	5.0	29.5	33.0	21.50	2024	+11.6
8	Averbukh, AlexCM	2097	JPN	+69N	+21B	=48N	+47B	=3N	+12B	−2N	5.0	28.5	31.5	20.75	2079	+0.2
9	Matsunaga, Toma	1971	JPN	+98B	+42N	+39B	−2B	+29N	−14N	+40B	5.0	27.0	29.0	18.00	1991	+10.4
10	Noguchi, Koji	1982	JPN	+45N	+35B	−47N	+65B	+21N	−3B	+20N	5.0	26.5	29.5	20.00	1879	-13.2
11	Bremner, William	1915	CAN	+27B	=24N	=33B	=60N	+55B	+42N	=13B	5.0	25.5	29.0	20.50	1872	-3.4
12	Tsogt-Ochir, Bold	1932	MGL	+95B	+68N	−1B	+62N	+59B	−8N	+29B	5.0	25.0	27.0	15.50	2015	+32.8
13	Jiang, Likai	2055	JPN	+100N	+65B	−15N	+34B	=17N	+47B	=11N	5.0	24.5	26.5	17.25	1956	-24.4
14	Tanaka, Ryosuke	1803	JPN	F	+20B	+54N	+64B	+82N	+9B	−3N	5.0	24.5	24.5	18.50	2014	+55.6
15	Xu, Nuo	1878	CHN	+97B	+57N	+13B	−1N	+39B	=6B	−4N	4.5	30.0	32.0	17.25	2045	+50.4
16	Yu, Zixiao	1803	CHN	+92B	−1N	+38B	=33N	+32B	+50B	−6N	4.5	27.5	29.5	15.50	1884	+24.8
17	Hung, Shengchen	1865	TPE	+85N	+66B	=6N	=5B	=13B	+56N	−26B	4.5	27.0	29.5	17.00	1985	+38.8
18	Onuma, Kota	1786	JPN	+75N	=5B	−34N	=23B	+63B	+46N	=22B	4.5	25.5	28.5	17.25	1768	-7.2
19	Honda, Yoshiki	1868	JPN	+84N	+64B	−4N	+35B	−5N	=51B	+57N	4.5	25.0	27.5	14.75	1879	+4.6
20	Gong, Ming	0	CHN	=53B	−14N	+73B	+57N	+31B	+48N	−10B	4.5	24.5	27.5	15.75	1826	0.0
21	Sun, Shenghuan	1782	CHN	+70B	−8N	+61B	+66N	−10B	+38N	=23B	4.5	24.5	27.5	15.25	1775	0.0
22	Wang, Xun	0	CHN	−34N	+44B	+67N	−29B	+64N	+43B	=18N	4.5	23.5	26.5	16.25	1719	0.0
23	Chen, Stephanie	1504	USA	−7B	=63N	+83B	=18N	+62B	+53N	=21N	4.5	23.5	26.0	15.00	1868	+88.0
24	Zhang, Yicheng	1688	JPN	+80N	=11B	−3N	−81B	+84N	+49B	+50N	4.5	23.5	26.0	15.00	1873	+19.6
25	Araki, Dai	1823	JPN	+108B	=32N	+50B	−48B	+33N	−26N	+55B	4.5	23.0	24.0	14.00	1849	+5.0
26	Nakamura, Naohiro	2037	JPN	F	F	+28N	+40B	=47N	+25B	+17N	4.5	21.0	21.0	19.25	2150	+9.8
27	Chao, Andrew Tzu Chun	1454	TPE	−11N	−41B	+102N	=107B	+93N	+60B	+65N	4.5	19.5	20.5	11.00	1892	+62.8
28	Yu, Yunzhi	1611	CHN	+107B	−47N	−26B	+99N	+96B	+39N	=59B	4.5	19.5	20.5	10.75	1802	+32.4
29	Chen, Andrea	1776	USA	+93B	−4B	+89N	+22N	−9B	+44B	−12N	4.0	26.5	28.5	13.00	1705	-17.2
30	Katsuta, Yuki	1938	JPN	+54N	+67B	−2N	+43B	+37N	−5B	F	4.0	26.0	26.0	14.50	1968	+4.6
31	Kanda, Daigo	1809	JPN	+74N	−2B	+45N	=56B	−20N	+54B	=33N	4.0	25.5	28.5	14.25	1782	-3.4
32	Ma, Andy	1616	HKG	+76N	=25B	+58N	−3B	−16N	+82B	=36B	4.0	25.5	28.0	13.25	1843	+68.0
33	Sun, Chang-Jyu	1675	TPE	+41N	=87B	=11N	=16B	−25B	+83N	=31B	4.0	24.5	27.0	14.50	1768	+23.2
34	Yamakawa, Kazumasa	1681	JPN	+22B	=50N	+18B	−13N	=90B	−59N	+61B	4.0	24.0	26.5	15.00	1858	+50.0
35	He, Ruien	1702	CHN	+63B	−10N	+49B	−19N	+72B	+90N	−7B	4.0	24.0	26.5	12.00	1783	+17.6
36	Kojima, NatsumiWCM	1773	JPN	+91N	−6B	+85N	−37B	+45N	=41B	=32N	4.0	24.0	26.0	12.50	1719	-4.2
37	Zhu, Chunyue	0	CHN	+88B	+53N	−7B	+36N	−30B	−40N	+71B	4.0	23.5	26.0	13.00	1798	0.0
38	Wang, Danny Chao	1553	USA	−4N	+86B	−16N	+91B	+65N	−21B	+67N	4.0	23.0	25.0	10.50	1721	+38.0
39	Lieyanto, Ryu Manson	1830	INA	+109N	+81B	−9N	+51B	−15N	−28B	+66N	4.0	23.0	23.5	9.50	1683	-39.2
40	Miyatani, Ryouhei	1744	JPN	F	+78N	+72B	−26N	+52B	+37B	−9N	4.0	23.0	23.0	13.50	1770	+4.8
41	Yang, Liqiao	0	CHN	−33B	+27N	+68B	−90N	+66B	=36N	=42B	4.0	22.5	25.0	14.50	1724	0.0
42	Mukai, Hiroyuki	1737	JPN	+86N	−9B	+79N	=82B	+81N	−11B	=41N	4.0	22.0	24.5	11.25	1671	-8.4
43	Kawamura, Takuto	1729	JPN	=104B	=49N	+74B	−30N	+61B	−22N	+69B	4.0	21.0	22.5	11.50	1807	+6.2
44	Peng, Xinting	1447	CHN	−48B	−22N	+105B	+94N	+71B	−29N	+68B	4.0	20.0	21.5	9.50	1746	+51.6
45	Wang, Xicheng	1534	CHN	−10B	+106N	−31B	+92N	−36B	+96N	+62B	4.0	20.0	21.5	8.50	1620	+10.8
46	Abe, Yasuto	1700	JPN	F	+108N	+92B	−59N	+95B	−18B	+72N	4.0	16.0	16.0	8.00	1650	-9.2
47	Summerville, Nathan	1848	JPN	+79N	+28B	+10B	−8N	=26B	−13N	−56B	3.5	27.5	30.5	14.75	1851	-2.0
48	Ng, Alexander PN	1887	JPN	+44N	+56B	=8B	+25N	−4N	−20B	F	3.5	27.0	30.5	14.50	1978	+29.6
49	Yoshii, Yukihiko	0	JPN	=3N	=43B	−35N	=67B	+58N	−24N	+98B	3.5	25.0	27.0	12.00	1718	0.0
50	Kitagami, Show	1917	JPN	+89N	=34B	−25N	+88B	+60B	−16N	−24B	3.5	23.5	26.0	10.50	1689	-38.6
51	Noda, Ryo	1693	JPN	+105B	−7N	+70B	−39N	+74B	=19N	F	3.5	23.0	24.5	9.75	1613	-10.4
52	Furuse, Mizuki	1584	JPN	−2N	+75B	−82N	+79B	−40N	+91N	=53B	3.5	22.0	24.0	9.75	1542	-8.8
53	Aoki, Yasuhiro	1781	JPN	=20N	−37B	=91N	+97B	+69N	−23B	=52N	3.5	21.5	23.5	10.00	1549	-17.2
54	Chao, Tzu-Chi Angie	1459	TPE	−30B	+105N	−14B	=70N	+76B	−31N	+82N	3.5	21.5	23.0	8.50	1640	+24.4
55	Toyota, Yusuke	1624	JPN	+94N	=58B	−87N	+68B	−11N	+81B	−25N	3.5	21.0	23.0	9.25	1677	+5.6
56	Mauss, Hiroki	1663	GER	+83B	−48N	+94B	=31N	F	−17B	+47N	3.5	20.5	22.5	10.00	1765	+19.2
57	Fujita, Anjyu	1683	USA	+110N	−15B	=81N	−20B	+107N	+63B	−19B	3.5	20.0	20.0	5.25	1073	-20.4
58	Ding, Zhichen	1847	CHN	+78B	=55N	−32B	−63N	−49B	+93N	+83B	3.5	19.5	21.5	9.25	1426	-42.8
59	Tamura, Hikaru	1865	JPN	F	F	+100N	+46B	−12N	+34B	=28N	3.5	19.5	19.5	12.25	1845	-0.6
60	Uehara, Jun	1706	JPN	F	+109B	+101N	=11B	−50N	−27N	+81B	3.5	18.0	18.0	7.50	1489	-30.8
61	Yue, Adam	1546	USA	−6N	+102B	−21N	+86B	−43N	+80B	−34N	3.0	23.5	25.5	7.50	985	-34.8
62	Takayama, Tadayoshi	1726	JPN	+102N	+82B	−5N	−12B	−23N	+95B	−45N	3.0	23.5	25.5	6.50	1627	-34.8
63	Lu, Xiaohan	0	CHN	−35N	=23B	+84N	+58B	−18N	−57N	=73B	3.0	23.0	25.5	9.75	1592	0.0
64	Tang, Yichen	1627	JPN	+96B	−19N	+76B	−14N	−22B	+74N	−90B	3.0	22.5	24.5	8.00	1082	-23.2
65	Takeda, Masakazu	1742	JPN	+106B	−13N	+95B	−10N	−38B	+99N	−27B	3.0	22.5	24.0	5.50	1461	-70.8
66	Yao, Jia	1622	CHN	+103B	−17N	+107N	−21B	−41N	+75N	−39B	3.0	22.0	23.0	6.00	1026	-28.8
67	Uematsu, Soi	1686	JPN	+111B	−30N	−22B	=49N	=70B	+78N	−38B	3.0	22.0	22.0	6.25	946	-34.8
68	Tabe, Masaharu	1693	JPN	+101N	−12B	−41N	−55N	+92B	+85B	−44N	3.0	21.0	23.0	6.50	876	-63.2
69	Chung, Jaeheon	1556	KOR	−8B	−70N	+106B	+78N	−53B	+86N	−43N	3.0	21.0	22.5	7.00	1023	-11.6
70	Ge, Jiaqi	0	CHN	−21N	+69B	−51N	=54B	=67N	−71N	+97B	3.0	20.5	22.5	8.25	1513	0.0
71	Wu, Haoyang	1643	SGP	−81N	−74B	+75N	+85B	−44N	+70B	−37N	3.0	19.5	22.0	8.50	669	-29.2
72	Lin, Lincoln	1489	HKG	−82N	+80B	−40N	+101B	−35N	+94N	−46B	3.0	19.5	21.5	7.00	959	-29.2
73	Kanehara, Hiromichi	1560	JPN	−5N	=91B	−20N	−93B	+104N	+84B	=63N	3.0	19.5	21.0	6.50	1687	+4.4
74	Feng, ZiFan	0	CAN	−31B	+71N	−43N	+100B	−51N	−64B	+107B	3.0	19.5	20.5	6.00	1551	0.0
75	Ge, Jialin	0	CHN	−18B	−52N	−71B	+105N	+77N	−66B	+95N	3.0	19.0	20.5	6.50	1485	0.0
76	Zhao, Zichen	0	CHN	−32B	+99N	−64N	=77B	−54N	+89B	=88N	3.0	18.5	20.5	7.25	1426	0.0
77	Hehir, Stephen	1560	JPN	−1B	−92N	=93B	=76N	−75B	+111N	+91B	3.0	18.5	18.5	4.50	1160	-3.2
78	FIDE 7004788	0	—	−58N	−40B	+110N	−69B	+103N	−67B	+94N	3.0	17.5	17.5	4.00	910	0.0
79	FIDE 7008015	0	—	−47B	+103N	−42B	−52N	−94B	+110N	+96B	3.0	17.0	17.0	4.00	923	0.0
80	Wan, Matt	0	USA	−24B	−72N	−97B	+108N	+98B	−61N	+99B	3.0	16.5	17.5	5.00	1365	0.0
81	Ye, Ruixiao	0	CHN	+71B	−39N	=57B	+24N	−42B	−55N	−60N	2.5	23.0	26.0	9.25	1600	0.0
82	Fokkens, Tjeerd	1946	SWE	+72B	−62N	+52B	=42N	−14B	−32N	−54B	2.5	23.0	26.0	8.50	1549	-134.4
83	Yang, Yiyi	0	CHN	−56N	=84B	−23N	+109B	+88N	−33B	−58N	2.5	20.5	21.0	4.25	1426	0.0
84	Zhao, Dongcheng	1413	CHN	−19B	=83N	−63B	+104N	−24B	−73N	+106B	2.5	19.0	20.5	4.25	887	-22.0
85	FIDE 51684926	0	—	−17B	+96N	−36B	−71N	+110B	−68N	=86B	2.5	19.0	19.0	3.25	944	0.0
86	Li, Chengfei	0	CHN	−42B	−38N	+98B	−61N	+97N	−69B	=85N	2.5	18.5	20.5	5.25	1341	0.0
87	Patil, Rushad	1852	JPN	+99B	=33N	+55B	−6B	F	F	F	2.5	18.5	18.5	7.50	1767	-6.4
88	Nakamura, Mitsuru	1609	JPN	−37N	F	+104B	−50N	−83B	+106N	=76B	2.5	16.0	16.0	4.50	1117	-5.6
89	Gui, Yize	1455	HKG	−50B	+111N	−29B	−96N	=106B	−76N	+105B	2.5	15.5	15.5	2.25	1006	-8.0
90	Shinoda, Taro	1976	JPN	F	F	F	+41B	=34N	−35B	+64N	2.5	15.0	15.0	9.00	1670	-21.4
91	Jin, Jeffrey	0	USA	−36B	=73N	=53B	−38N	+100N	−52B	−77N	2.0	21.0	23.0	5.25	1465	0.0
92	Fu, Zijie	0	CHN	−16N	+77B	−46N	−45B	−68N	=101B	=100N	2.0	20.5	22.5	5.00	1448	0.0
93	Han, Samuel Qingyuan	0	USA	−29N	−100B	=77N	+73N	−27B	−58B	=101N	2.0	20.0	22.0	5.50	1432	0.0
94	FIDE 8660220	0	—	−55B	+97N	−56N	−44B	+79N	−72B	−78B	2.0	20.0	22.0	5.00	761	0.0
95	Akiyama, Kairi	1457	JPN	−12N	+110B	−65N	+103B	−46N	−62N	−75B	2.0	20.0	20.0	2.00	957	-24.8
96	Zhang, Yuejun	0	CHN	−64N	−85B	+109N	+89B	−28N	−45B	−79N	2.0	19.5	20.0	3.00	1361	0.0
97	Lu, Siyuan(ZJ)	1421	CHN	−15N	−94B	+80N	−53N	−86B	+102B	−70N	2.0	18.5	20.5	5.00	1030	0.0
98	Horie, Ryosuke	1507	JPN	−9N	−101B	−86N	+102B	−80N	+103B	−49N	2.0	18.0	20.0	4.00	1108	-3.2
99	Wang, Minrui	0	JPN	−87N	−76B	+111N	−28B	+101N	−65B	−80N	2.0	18.0	18.0	2.00	935	0.0
100	Chen, Yen-Chi	1552	TPE	−13B	+93N	−59B	−74N	−91B	=107N	=92B	2.0	17.5	18.5	3.50	1109	-8.8
101	FIDE 8673381	0	—	−68B	+98N	−60B	−72N	−99B	=92N	=93B	2.0	15.5	17.5	4.00	1406	0.0
102	Liu, Mason Jinyu	0	USA	−62B	−61N	−27B	−98N	+108B	−97N	+110B	2.0	15.5	15.5	1.00	759	0.0
103	FIDE 6019218	0	—	−66N	−79B	+108B	−95N	−78B	−98N	+111B	2.0	14.0	14.0	1.00	730	0.0
104	Liu, Eason Han Wen	0	USA	=43N	−3B	−88N	−84B	−73B	−105N	+108B	1.5	19.5	20.5	3.00	1270	0.0
105	FIDE 8673349	0	—	−51N	−54B	−44N	−75B	=109N	+104B	−89N	1.5	18.0	18.5	1.75	714	0.0
106	FIDE 7007736	0	—	−65N	−45B	−69N	+111B	=89N	−88B	−84N	1.5	17.5	17.5	1.25	1149	0.0
107	Zhou, Alex Tian Cheng	0	USA	−28N	F	−66B	=27N	−57B	=100B	−74N	1.0	20.5	20.5	3.25	1344	0.0
108	FIDE 8649367	0	—	−25N	−46B	−103N	−80B	−102N	+109B	−104N	1.0	17.0	17.5	0.50	962	0.0
109	FIDE 7006683	0	—	−39B	−60N	−96B	−83N	=105B	−108N	F	0.5	14.5	14.5	0.75	969	0.0
110	FIDE 8673330	0	—	−57B	−95N	−78B	F	−85N	−79B	−102N	0.0	16.0	16.0	0.00	772	0.0
111	FIDE 8672890	0	—	−67N	−89B	−99B	−106N	F	−77B	−103N	0.0	14.0	14.0	0.00	760	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Chen, StephanieUSA
+88.0
4.5 pts · #30
2Ma, AndyHKG
+68.0
4.0 pts · #33
3Chao, Andrew Tzu ChunTPE
+62.8
4.5 pts · #55

Top rating losers

1Fokkens, TjeerdSWE
-134.4
2.5 pts · #36
2Takeda, MasakazuJPN
-70.8
3.0 pts · #67
3Tabe, MasaharuJPN
-63.2
3.0 pts · #84

Biggest upsets

R7+487 Elo gap
Chao, Tzu-Chi Angie1459 beat Fokkens, Tjeerd1946
R6+330 Elo gap
Ma, Andy1616 beat Fokkens, Tjeerd1946
R7+288 Elo gap
Chao, Andrew Tzu Chun1454 beat Takeda, Masakazu1742