Rating › Reo Koyama

Rating of Reo Koyama

Player page　Last game 2026-10-22

Current rating1616

Peak1710
2025-09-09

Games147

By fiscal year

FY	Age	Annual rank	Rank	Junisen	Ryuo-sen	Rating	Deviation	Change	W	L	Win rate
FY2026	age 33	88th	4-dan	Class C2	Group 6	1616		-76	7	12	0.368
FY2025	age 32	57th	4-dan	Class C2	Group 6	1691	58.4	+69	31	14	0.689
FY2024	age 31	82nd	4-dan		Group 6	1622	51.4	+27	16	13	0.552
FY2023	age 30	97th	4-dan		Group 6	1595	47.8	+16	14	9	0.609
FY2022	age 29	108th			Group 6	1579		+53	7	2	0.778
FY2021	age 28	136th			Group 6	1527		-12	1	2	0.333
FY2020	age 27	131st			Group 6	1539		+34	4	0	1.000
FY2019	age 26	139th			Group 6	1505		-6	1	2	0.333
FY2018	age 25	136th			Group 6	1511		-16	1	2	0.333
FY2017	age 24	128th				1527		-17	1	2	0.333
FY2016	age 23	122nd			Group 6	1544		-15	0	1	0.000
FY2015	age 22	124th				1559		-12	1	1	0.500
FY2014	age 21	118th				1571		-17	0	1	0.000
FY2012	age 19	110th				1588		-18	0	1	0.000
FY2010	age 17	87th				1606		-7	0	1	0.000

Games by fiscal year

FY2026 results7W-12L

Win rate0.368

Rating1616

Annual rank88th

Rank/title at FY end / age4-dan / age 33

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	4/14	1681	-9	1672	Yujirou Takahashi4-dan / age 26 1617	Ryuo-sen Group 6 Ranking Round 4	Sente	●
2	5/7	1672	-7	1665	Ryuma Yoshiike4-dan / age 21 1731	Kio-sen Prelims Round 4	Gote	●
3	6/12	1665	+8	1673	Taiki Yamakawa4-dan / age 27 1665	Kakogawa Seiryu-sen Main Round 2	Gote	○
4	6/18	1673	-11	1662	Kenji Imaizumi5-dan / age 52 1532	Junisen Class C2 Round 1	Gote	●
5	6/26	1662	-6	1656	Ryuma Yoshiike4-dan / age 21 1767	Kisei-sen Prelim 1 Round 1	Gote	●
6	7/10	1656	+2	1659	Eisaku Tomioka9-dan / age 62 1360	Ryuo-sen Group 6 Promotion playoff Round 4	Gote	○
7	7/16	1659	-9	1650	Yuto Kawamura4-dan / age 27 1610	Junisen Class C2 Round 2	Gote	●
8	7/30	1650	+5	1655	Yuichi Tanaka6-dan / age 41 1517	Junisen Class C2 Round 3	Sente	○
9	8/6	1655	+5	1660	Yuichi Tanaka6-dan / age 41 1512	Asahi Cup Prelim 1 Round 2	Sente	○
10	8/6	1655	-8	1647	Hiroshi Yamamoto5-dan / age 29 1674	Asahi Cup Prelim 1 Round 3	Gote	●
11	8/12	1652	-13	1639	慶田義法アマ 1374	Amateur	Sente	●
12	8/12	1652	-13	1639	慶田義法アマ 1374	Kakogawa Seiryu-sen Main Round 3	Sente	●
13	8/19	1625	+6	1631	Kota Kanai6-dan / age 40 1513	Oza-sen Prelim 1 Round 2	Sente	○
14	8/27	1631	+9	1640	Kenta Miyajima4-dan / age 27 1674	Junisen Class C2 Round 4	Sente	○
15	9/4	1640	-8	1632	Taiki Yamakawa4-dan / age 28 1653	Ryuo-sen Group 6 Promotion playoff Round 5	Sente	●
16	10/1	1632	-9	1623	Yusuke Toyama6-dan / age 46 1567	Oi-sen Prelims Round 1	Gote	●
17	10/8	1623	+7	1630	Naoki Koyama4-dan / age 27 1595	Eio-sen 4-dan section Round 2	Sente	○
18	10/8	1623	-6	1617	Ryuma Yoshiike4-dan / age 21 1723	Eio-sen 4-dan section Round 3	Gote	●
19	10/22	1624	-9	1616	Rintarou Iwamura4-dan / age 20 1591	Junisen Class C2 Round 6	Gote	●

FY2025 results31W-14L

Win rate0.689

Rating1691

Annual rank57th

Rank/title at FY end / age4-dan / age 32

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	4/10	1617	+11	1629	Mirai Aoshima7-dan / age 30 1773	Kio-sen Prelims Round 3	Gote	○
2	4/17	1629	+9	1638	Nobuyuki Yashiki9-dan / age 53 1680	Osho-sen Prelim 1 Round 3	Gote	○
3	4/24	1638	+7	1645	Taiki Yamakawa4-dan / age 26 1581	Ryuo-sen Group 6 Promotion playoff Round 2	Gote	○
4	5/2	1645	+10	1655	Satoshi Takano6-dan / age 31 1739	Kio-sen Prelims Round 4	Sente	○
5	5/12	1655	+9	1664	Shuji Muranaka7-dan / age 44 1694	Osho-sen Prelim 1 Round 4	Gote	○
6	5/26	1664	+10	1673	Takuma Oikawa7-dan / age 38 1734	Kio-sen Prelims Final	Sente	○
7	6/4	1673	+9	1682	Takuma Oikawa7-dan / age 38 1724	Osho-sen Prelim 1 Final	Sente	○
8	6/10	1682	+5	1687	Tetsuya Fujimori5-dan / age 38 1538	Kisei-sen Prelim 1 Round 1	Sente	○
9	6/10	1682	+3	1686	Masakazu Watanabe6-dan / age 39 1458	Kisei-sen Prelim 1 Round 2	Sente	○
10	6/19	1691	+8	1699	Kei Honda6-dan / age 27 1705	Junisen Class C2 Round 1	Gote	○
11	6/24	1699	+5	1704	Shuji Satoh8-dan / age 58 1564	Ryuo-sen Group 6 Promotion playoff Round 3	Sente	○
12	7/2	1704	-6	1698	Tatsuya Sugai8-dan / age 33 1784	Kio-sen Main Round 2	Sente	●
13	7/10	1698	+4	1701	Shinichi Satoh6-dan / age 42 1479	Junisen Class C2 Round 2	Sente	○
14	7/15	1701	-7	1694	Akira Inaba8-dan / age 36 1740	Osho-sen Prelim 2 Round 1	Sente	●
15	7/18	1694	+1	1695	Kazuharu Shoshi7-dan / age 63 1256	Asahi Cup Prelim 1 Round 1	Sente	○
16	7/18	1694	-6	1688	Reo Okabe5-dan / age 26 1764	Asahi Cup Prelim 1 Round 2	Gote	●
17	7/24	1689	+5	1694	Kazuhiro Nishikawa6-dan / age 39 1563	Junisen Class C2 Round 3	Sente	○
18	8/1	1694	+3	1697	Masakazu Kondoh7-dan / age 54 1431	Ryuo-sen Group 6 Promotion playoff Round 4	Sente	○
19	8/6	1697	+6	1703	Junpei Ide5-dan / age 34 1613	Oi-sen Prelims Round 1	Gote	○
20	8/13	1703	-8	1695	Takayuki Kuroda5-dan / age 28 1684	Ryuo-sen Group 6 Promotion playoff Round 5	Sente	●
21	8/21	1695	+10	1705	Hirotaka Kajiura7-dan / age 30 1774	Junisen Class C2 Round 4	Gote	○
22	8/29	1705	+2	1706	Hiroshi Kamiya8-dan / age 64 1337	Oza-sen Prelim 1 Round 1	Gote	○
23	9/3	1706	-5	1701	Akihito Hirose9-dan / age 38 1821	Oi-sen Prelims Round 2	Gote	●
24	9/9	1701	+3	1704	Hisashi Ogura8-dan / age 57 1427	Ginga-sen Prelims Round 1	Gote	○
25	9/9	1701	+10	1710	Asuto Saito6-dan / age 27 1768	Ginga-sen Prelims Final	Sente	○
26	9/17	1713	-7	1706	Tatsuya Sanmaido7-dan / age 32 1753	Kisei-sen Prelim 1 Round 3	Sente	●
27	9/22	1706	-11	1695	Ehoto Osogaguchi4-dan / age 25 1547	Eio-sen 4-dan section Round 1	Gote	●
28	10/1	1695	+3	1698	Wataru Kamimura5-dan / age 38 1465	Oza-sen Prelim 1 Round 2	Sente	○
29	10/16	1698	-5	1692	Wataru Yashiro8-dan / age 31 1811	Junisen Class C2 Round 5	Gote	●
30	10/24	1692	-10	1683	Eiji Iijima8-dan / age 46 1621	Oza-sen Prelim 1 Round 3	Sente	●
31	10/30	1683	-14	1669	相川浩治アマ 1363	Ginga-sen Block F Round 1	Sente	●
32	11/13	1669	+9	1678	Akihiro Ida5-dan / age 28 1728	Junisen Class C2 Round 6	Sente	○
33	12/11	1678	-11	1667	Saito Morimoto4-dan / age 24 1524	Junisen Class C2 Round 7	Gote	●
34	12/25	1667	+2	1669	Hiroshi Kamiya8-dan / age 64 1332	Ryuo-sen Group 6 Ranking Round 2	Gote	○
35	1/8	1669	+4	1673	Michio Takahashi9-dan / age 65 1457	Junisen Class C2 Round 8	Sente	○
36	1/14	1673	+4	1677	Yasuaki Tsukada9-dan / age 61 1506	Kio-sen Prelims Round 1	Gote	○
37	2/5	1677	+7	1684	Kouru Abe7-dan / age 31 1630	Junisen Class C2 Round 9	Gote	○
38	2/10	1684	+11	1695	Wataru Yashiro8-dan / age 31 1798	NHK Cup Prelims Round 1	Gote	○
39	2/10	1684	+6	1690	Kazutoshi Satoh7-dan / age 47 1607	NHK Cup Prelims Round 2	Sente	○
40	2/10	1684	-8	1676	Kei Honda6-dan / age 28 1681	NHK Cup Prelims Final	Gote	●
41	2/25	1693	+6	1699	Kenjirou Abe7-dan / age 37 1603	Kio-sen Prelims Round 2	Gote	○
42	3/6	1699	+4	1702	Shinichi Satoh6-dan / age 43 1485	Ryuo-sen Group 6 Ranking Round 3	Gote	○
43	3/10	1702	-7	1695	Kazuo Sugimoto6-dan / age 34 1731	Junisen Class C2 Round 10	Gote	●
44	3/23	1695	-13	1682	Yoshiyuki Kubota7-dan / age 53 1420	Osho-sen Prelim 1 Round 1	Gote	●
45	3/30	1682	+10	1691	Satoshi Takano6-dan / age 32 1752	Kio-sen Prelims Round 3	Gote	○

FY2024 results16W-13L

Win rate0.552

Rating1622

Annual rank82nd

Rank/title at FY end / age4-dan / age 31

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	4/14	1594	+11	1605	Tadashi Ooishi7-dan / age 34 1749	NHK Cup Main Round 1	Gote	○
2	4/16	1605	-3	1602	Nagisa Fujimoto5-dan / age 18 1839	Ryuo-sen Group 6 Ranking Round 5	Gote	●
3	4/26	1602	+11	1612	Mirai Aoshima6-dan / age 29 1723	Kio-sen Prelims Round 3	Sente	○
4	5/16	1612	-5	1607	Takashi Ikenaga6-dan / age 31 1739	Kio-sen Prelims Round 4	Gote	●
5	6/5	1607	+9	1616	Hiroki Taniai4-dan / age 30 1635	Kakogawa Seiryu-sen Main Round 2	Sente	○
6	6/25	1616	+7	1622	Yoshitaka Hoshino5-dan / age 35 1560	Kisei-sen Prelim 1 Round 1	Gote	○
7	6/25	1616	+4	1620	Masakazu Kondoh7-dan / age 53 1421	Kisei-sen Prelim 1 Round 2	Sente	○
8	6/30	1626	+3	1629	竹内俊弘アマ 1345	Asahi Cup Prelim 1 Round 1	Gote	○
9	7/26	1629	+10	1639	Makoto Sasaki7-dan / age 44 1712	Asahi Cup Prelim 1 Round 2	Gote	○
10	8/9	1639	-8	1631	Ryuma Yoshiike3-dan / age 19 1626	Kakogawa Seiryu-sen Main Round 3	Gote	●
11	8/11	1631	+9	1639	Koji Tanigawa9-dan / age 62 1665	NHK Cup Main Round 2	Sente	○
12	8/20	1639	-8	1631	Naohiro Ishida6-dan / age 35 1632	Oi-sen Prelims Round 1	Gote	●
13	8/22	1631	+5	1636	Yuichi Tanaka6-dan / age 39 1483	Ginga-sen Prelims Round 1	Gote	○
14	8/22	1631	+5	1636	Manabu Senzaki9-dan / age 54 1503	Ginga-sen Prelims Final	Gote	○
15	9/6	1641	-14	1627	Masaki Izumi8-dan / age 63 1301	Oza-sen Prelim 1 Round 1	Gote	●
16	9/9	1627	-5	1622	Reo Okabe4-dan / age 25 1743	Eio-sen 4-dan section Round 1	Gote	●
17	10/3	1622	+6	1628	Osamu Nakamura9-dan / age 61 1530	Asahi Cup Prelim 1 Round 3	Sente	○
18	10/3	1622	-5	1617	Reo Okabe4-dan / age 25 1766	Asahi Cup Prelim 1 Final	Gote	●
19	10/17	1623	-9	1614	西山朋佳 1582	Kisei-sen Prelim 1 Round 3	Gote	●
20	10/21	1614	-5	1609	Reo Okabe4-dan / age 25 1767	Ryuo-sen Group 6 Promotion playoff Round 6	Sente	●
21	10/25	1609	-11	1599	小林裕士8-dan / age 48 1495	Ginga-sen Block D Round 1	Gote	●
22	12/1	1599	-3	1596	Nagisa Fujimoto5-dan / age 19 1849	NHK Cup Main Round 3	Sente	●
23	12/20	1596	+6	1602	Shoji Segawa6-dan / age 54 1503	Ryuo-sen Group 6 Ranking Round 2	Sente	○
24	1/22	1602	-7	1594	Ryuma Yoshiike4-dan / age 20 1637	Ryuo-sen Group 6 Ranking Round 3	Sente	●
25	1/29	1594	+2	1596	Kazuharu Shoshi7-dan / age 63 1247	Kio-sen Prelims Round 1	Sente	○
26	2/7	1596	+13	1609	Wataru Yashiro7-dan / age 30 1837	Osho-sen Prelim 1 Round 1	Sente	○
27	2/19	1609	-6	1603	Tatsuya Sanmaido7-dan / age 31 1719	NHK Cup Prelims Round 1	Sente	●
28	3/7	1603	+9	1612	Kouru Abe7-dan / age 30 1628	Kio-sen Prelims Round 2	Sente	○
29	3/21	1612	+10	1622	Reo Kurosawa6-dan / age 33 1708	Osho-sen Prelim 1 Round 2	Gote	○

FY2023 results14W-9L

Win rate0.609

Rating1595

Annual rank97th

Rank/title at FY end / age4-dan / age 30

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	5/23	1573	+2	1575	Katsuhiko Murooka8-dan / age 64 1244	Kisei-sen Prelim 1 Round 1	Gote	○
2	5/23	1573	-7	1566	Hiromu Watanabe6-dan / age 34 1609	Kisei-sen Prelim 1 Round 2	Gote	●
3	5/31	1568	-7	1561	Shiryu Katayama3-dan / age 18 1615	Kakogawa Seiryu-sen Main Round 2	Gote	●
4	6/24	1561	+4	1565	荒田敏史アマ 1388	Asahi Cup Prelim 1 Round 1	Sente	○
5	6/30	1565	-8	1558	Hiroki Taniai4-dan / age 29 1587	Eio-sen 4-dan section Round 1	Gote	●
6	7/14	1558	-6	1552	Junpei Ide5-dan / age 32 1627	Oi-sen Prelims Round 1	Gote	●
7	7/20	1552	-7	1544	Kota Kanai6-dan / age 37 1585	Asahi Cup Prelim 1 Round 2	Gote	●
8	8/24	1544	+9	1553	Hiroki Taniai4-dan / age 29 1592	Ginga-sen Prelims Round 1	Sente	○
9	8/24	1544	+10	1554	Takuma Oikawa7-dan / age 36 1641	Ginga-sen Prelims Final	Sente	○
10	10/6	1564	+5	1569	伊藤沙恵 1424	Oza-sen Prelim 1 Round 1	Gote	○
11	11/2	1569	+5	1573	Yoshikazu Minami9-dan / age 60 1421	Ginga-sen Block B Round 1	Gote	○
12	11/2	1569	-6	1563	Reo Kurosawa6-dan / age 31 1662	Ginga-sen Block B Round 2	Gote	●
13	11/7	1567	-5	1562	Naohiro Ishida5-dan / age 34 1692	Oza-sen Prelim 1 Round 2	Gote	●
14	12/25	1562	+8	1570	西山朋佳 1555	Ryuo-sen Group 6 Ranking Round 2	Gote	○
15	1/15	1570	-13	1557	Masaki Izumi8-dan / age 63 1285	Osho-sen Prelim 1 Round 1	Gote	●
16	1/24	1557	+2	1559	Kazuharu Shoshi7-dan / age 62 1259	Ryuo-sen Group 6 Ranking Round 3	Sente	○
17	2/1	1559	+4	1563	Makoto Chuza7-dan / age 53 1372	Kio-sen Prelims Round 1	Gote	○
18	2/19	1563	+9	1572	Issei Takazaki7-dan / age 37 1607	NHK Cup Prelims	Gote	○
19	2/19	1563	+5	1568	Masakazu Watanabe6-dan / age 38 1431	NHK Cup Prelims	Gote	○
20	2/19	1563	+11	1574	Naohiro Ishida5-dan / age 35 1698	NHK Cup Prelims	Gote	○
21	2/28	1588	+10	1599	Naohiro Ishida5-dan / age 35 1695	Kio-sen Prelims Round 2	Gote	○
22	3/7	1599	+6	1604	Wataru Kamimura5-dan / age 37 1502	Ryuo-sen Group 6 Ranking Round 4	Gote	○
23	3/19	1604	-9	1595	山根ことみ 1546	Shinjin-o-sen Main Round 2	Gote	●

FY2022 results7W-2L

Win rate0.778

Rating1579

Annual rank108th

Rank/title at FY end / ageage 29

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	7/9	1524	+9	1532	Reo Okabe4-dan / age 23 1561	Asahi Cup Prelim 1 Round 1	Sente	○
2	8/6	1532	+11	1544	Makoto Tobe7-dan / age 36 1676	Asahi Cup Prelim 1 Round 2	Sente	○
3	9/13	1544	+10	1553	Daisuke Nakagawa8-dan / age 54 1620	Asahi Cup Prelim 1 Round 3	Sente	○
4	9/13	1544	+9	1553	Junpei Ide5-dan / age 31 1599	Asahi Cup Prelim 1 Final	Gote	○
5	12/9	1563	-2	1560	Akihito Hirose8-dan / age 35 1890	Asahi Cup Prelim 2 Final	Gote	●
6	12/9	1563	+12	1575	Shota Chida7-dan / age 28 1774	Asahi Cup Prelim 2 Round 1	Gote	○
7	12/27	1573	+12	1584	Kenshi Tokuda4-dan / age 25 1741	Ryuo-sen Group 6 Ranking Round 2	Gote	○
8	1/30	1584	+7	1591	Shingo Hirafuji7-dan / age 59 1521	Ryuo-sen Group 6 Ranking Round 3	Gote	○
9	3/6	1591	-11	1579	Naoya Fujiwara7-dan / age 57 1430	Ryuo-sen Group 6 Ranking Round 4	Gote	●

FY2021 results1W-2L

Win rate0.333

Rating1527

Annual rank136th

Rank/title at FY end / ageage 28

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	4/28	1536	-5	1531	Kohei Hasebe4-dan / age 27 1674	Ryuo-sen Group 6 Ranking Semifinal	Gote	●
2	12/8	1531	+6	1538	加藤桃子 1463	Ryuo-sen Group 6 Ranking Round 1	Sente	○
3	12/27	1538	-11	1527	Takehiro Ohira6-dan / age 44 1399	Ryuo-sen Group 6 Ranking Round 2	Gote	●

FY2020 results4W-0L

Win rate1.000

Rating1539

Annual rank131st

Rank/title at FY end / ageage 27

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	11/29	1502	+5	1508	Masaki Izumi8-dan / age 59 1387	Ryuo-sen Group 6 Ranking Round 2	Sente	○
2	12/29	1508	+9	1517	Keita Kadokura5-dan / age 33 1563	Ryuo-sen Group 6 Ranking Round 3	Sente	○
3	2/14	1517	+13	1530	Wakamu Deguchi4-dan / age 25 1751	Ryuo-sen Group 6 Ranking Round 4	Sente	○
4	3/24	1530	+9	1539	西山朋佳 1575	Ryuo-sen Group 6 Ranking Round 5	Sente	○

FY2019 results1W-2L

Win rate0.333

Rating1505

Annual rank139th

Rank/title at FY end / ageage 26

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	6/29	1512	-5	1507	Kazuo Sugimoto4-dan / age 27 1661	Asahi Cup Prelim 1 Round 1	Gote	●
2	12/14	1507	+7	1514	Takehiro Ohira6-dan / age 42 1466	Ryuo-sen Group 6 Ranking Round 2	Gote	○
3	1/25	1514	-9	1505	Yoshiyuki Matsumoto6-dan / age 48 1469	Ryuo-sen Group 6 Ranking Round 3	Gote	●

FY2018 results1W-2L

Win rate0.333

Rating1511

Annual rank136th

Rank/title at FY end / ageage 25

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	12/24	1524	+4	1528	Katsuhiko Murooka7-dan / age 59 1327	Ryuo-sen Group 6 Ranking Round 1	Gote	○
2	1/19	1528	-5	1522	Kohei Hasebe4-dan / age 24 1641	Ryuo-sen Group 6 Ranking Round 2	Gote	●
3	3/31	1522	-11	1511	鈴木肇アマ 1388	Eio-sen アマPrelims Round 1	Gote	●

FY2017 results1W-2L

Win rate0.333

Rating1527

Annual rank128th

Rank/title at FY end / ageage 24

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	6/17	1539	-5	1534	Daichi Sasaki4-dan / age 22 1683	Asahi Cup Prelim 1 Round 1	Sente	●
2	8/29	1534	+7	1542	Ryo Shimamoto5-dan / age 37 1497	Ginga-sen Block C Round 1	Sente	○
3	8/29	1534	-8	1527	Shinichi Satoh5-dan / age 35 1555	Ginga-sen Block C Round 2	Gote	●

FY2016 results0W-1L

Win rate0.000

Rating1544

Annual rank122nd

Rank/title at FY end / ageage 23

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	12/26	1554	-10	1544	Hiroshi Okazaki6-dan / age 49 1478	Ryuo-sen Group 6 Ranking Round 1	Sente	●

FY2015 results1W-1L

Win rate0.500

Rating1559

Annual rank124th

Rank/title at FY end / ageage 22

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	12/19	1562	+4	1566	Nou Itoh6-dan / age 53 1367	Kio-sen Prelims Round 1	Sente	○
2	1/26	1566	-7	1559	Hiroki Iizuka7-dan / age 46 1608	Kio-sen Prelims Round 2	Gote	●

FY2014 results0W-1L

Win rate0.000

Rating1571

Annual rank118th

Rank/title at FY end / ageage 21

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	7/5	1579	-7	1571	Tatsuya Sanmaido4-dan / age 20 1609	Asahi Cup Prelim 1 Round 1	Gote	●

FY2012 results0W-1L

Win rate0.000

Rating1588

Annual rank110th

Rank/title at FY end / ageage 19

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	7/7	1593	-5	1588	Takuya Nagase5-dan / age 19 1734	Asahi Cup Prelim 1 Round 1	Gote	●

FY2010 results0W-1L

Win rate0.000

Rating1606

Annual rank87th

Rank/title at FY end / ageage 17

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	7/3	1613	-7	1606	Tatsuya Sugai4-dan / age 18 1670	Asahi Cup Prelim 1 Round 1	Sente	●

Unofficial Elo rating calculated by this site from available game results (each fiscal year is shifted so that the average player is 1600). Up to FY1963 only Junisen games are included; from FY1964 all official games. Games without dates are ordered by estimated term and round.Method
How the deviation score is calculated: see here.