Rating › Shiryu Katayama

Rating of Shiryu Katayama

Player page　Last game 2026-10-08

Current rating1619

Peak1637
2026-02-24

Games37

By fiscal year

FY	Age	Annual rank	Rank	Ryuo-sen	Rating	Change	W	L	Win rate
FY2026	age 22	87th	4-dan	Group 6	1619	+10	9	6	0.600
FY2025	age 21	90th	4-dan	Group 6	1609	-7	6	4	0.600
FY2023	age 19	92nd	3-dan		1616	+5	3	2	0.600
FY2022	age 18	91st	3-dan		1611	+25	4	1	0.800
FY2021	age 17	103rd	3-dan		1586	-3	1	1	0.500

Games by fiscal year

FY2026 results9W-6L

Win rate0.600

Rating1619

Annual rank87th

Rank/title at FY end / age4-dan / age 22

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	4/22	1599	-13	1586	Eisaku Tomioka9-dan / age 61 1340	Ryuo-sen Group 6 Promotion playoff Round 2	Sente	●
2	5/14	1586	-5	1581	Ryuma Yoshiike4-dan / age 21 1748	Shinjin-o-sen Main Round 3	Sente	●
3	6/9	1581	+7	1588	Yusuke Toyama6-dan / age 46 1539	Kisei-sen Prelim 1 Round 1	Gote	○
4	6/9	1581	+9	1590	Junpei Ide5-dan / age 35 1619	Kisei-sen Prelim 1 Round 2	Gote	○
5	7/11	1597	+3	1600	荒田敏史アマ 1356	Asahi Cup Prelim 1 Round 1	Sente	○
6	8/6	1600	-6	1594	Hiroshi Yamamoto5-dan / age 29 1674	Asahi Cup Prelim 1 Round 2	Gote	●
7	8/18	1594	+4	1598	Masakazu Kondoh7-dan / age 55 1428	Kisei-sen Prelim 1 Round 3	Sente	○
8	8/18	1594	-8	1586	Akira Nishio7-dan / age 46 1613	Kisei-sen Prelim 1 Final	Gote	●
9	8/24	1591	+5	1595	Akira Shima9-dan / age 63 1431	Oza-sen Prelim 1 Round 1	Gote	○
10	9/2	1595	+8	1603	Hiroto Ikegaki4-dan / age 23 1590	Eio-sen 4-dan section Round 1	Sente	○
11	9/2	1595	+6	1601	Tomoki Yokoyama4-dan / age 26 1500	Eio-sen 4-dan section Round 2	Sente	○
12	9/9	1609	+10	1619	Hiroki Taniai5-dan / age 32 1682	Oi-sen Prelims Round 1	Gote	○
13	9/25	1619	-4	1615	Wataru Yashiro8-dan / age 32 1816	Oza-sen Prelim 1 Round 2	Gote	●
14	9/30	1615	+10	1625	Yuuki Saito4-dan / age 30 1722	Eio-sen 4-dan section Round 3	Sente	○
15	10/8	1625	-7	1619	Yasumitsu Satoh9-dan / age 57 1683	Oi-sen Prelims Round 2	Sente	●

FY2025 results6W-4L

Win rate0.600

Rating1609

Annual rank90th

Rank/title at FY end / age4-dan / age 21

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	12/22	1610	+3	1613	木本陸斗アマ 1355	Ryuo-sen Group 6 Ranking Round 1	Gote	○
2	1/16	1613	+4	1616	Takehiro Ohira6-dan / age 48 1399	Ryuo-sen Group 6 Ranking Round 2	Gote	○
3	1/23	1616	+7	1623	Ehoto Osogaguchi4-dan / age 26 1584	Kio-sen Prelims Round 1	Gote	○
4	2/10	1623	+7	1630	野原未蘭 1581	Shinjin-o-sen Main Round 2	Sente	○
5	2/24	1630	+5	1636	Atsushi Miyata7-dan / age 44 1518	NHK Cup Prelims Round 1	Gote	○
6	2/24	1630	+6	1637	Rintarou Iwamura4-dan / age 19 1551	NHK Cup Prelims Round 2	Gote	○
7	2/24	1630	-11	1620	Kiyokazu Katsumata7-dan / age 56 1497	NHK Cup Prelims Final	Gote	●
8	2/27	1631	-10	1621	Tetsuya Fujimori6-dan / age 38 1535	Kio-sen Prelims Round 2	Gote	●
9	3/5	1621	-7	1614	Kenta Miyajima4-dan / age 26 1666	Ryuo-sen Group 6 Ranking Round 3	Sente	●
10	3/17	1614	-5	1609	Kazuo Sugimoto6-dan / age 34 1739	Osho-sen Prelim 1 Round 1	Gote	●

FY2023 results3W-2L

Win rate0.600

Rating1616

Annual rank92nd

Rank/title at FY end / age3-dan / age 19

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	5/18	1605	+10	1615	Hiroshi Yamamoto5-dan / age 26 1684	Shinjin-o-sen Main Round 3	Gote	○
2	5/31	1615	+7	1622	Reo Koyama4-dan / age 29 1568	Kakogawa Seiryu-sen Main Round 2	Sente	○
3	7/4	1622	+7	1629	Reo Okabe4-dan / age 24 1592	Kakogawa Seiryu-sen Main Round 3	Gote	○
4	7/10	1629	-6	1624	Akihiro Takada4-dan / age 21 1740	Shinjin-o-sen Main Quarterfinal	Gote	●
5	9/12	1624	-8	1616	Akihiro Ida4-dan / age 26 1641	Kakogawa Seiryu-sen Main Quarterfinal	Gote	●

FY2022 results4W-1L

Win rate0.800

Rating1611

Annual rank91st

Rank/title at FY end / age3-dan / age 18

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	6/1	1583	+8	1591	Taiki Yamakawa3-dan / age 23 1589	Kakogawa Seiryu-sen Main Round 2	Gote	○
2	7/21	1591	+9	1600	Kohei Hasebe4-dan / age 28 1619	Kakogawa Seiryu-sen Main Round 3	Gote	○
3	7/21	1591	-7	1585	Seiya Tomita4-dan / age 26 1641	Kakogawa Seiryu-sen Main Quarterfinal	Gote	●
4	11/15	1593	+8	1601	Ao Kokubo3-dan / age 17 1590	Shinjin-o-sen Main Round 1	Sente	○
5	3/22	1601	+10	1611	Takayuki Kuroda5-dan / age 26 1700	Shinjin-o-sen Main Round 2	Sente	○

FY2021 results1W-1L

Win rate0.500

Rating1586

Annual rank103rd

Rank/title at FY end / age3-dan / age 17

No	Date	Before	Change	After	Opponent (before game)	Tournaments	Side	Result
1	5/25	1589	+4	1593	岡井良樹アマ 1401	Kakogawa Seiryu-sen Main Round 2	Sente	○
2	7/21	1593	-7	1586	Kohei Hasebe4-dan / age 27 1631	Kakogawa Seiryu-sen Main Round 3	Gote	●

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.