Go Player Ratings

JAAbout ratings

Moro Arisa

Moro Arisa (茂呂有紗) has a rating of 1533, ranked 240 of 452 in professional play. Their highest rating so far is 1623 (April 21, 2025).

Moro Arisa3 dan茂呂有紗Nihon Ki-in Tokyo
Rating1533
Rank240
1-year change↓15
Peak rating1623
Last 1085-112
2026 record
9-11
Record since 1927
85-112
Win rate
.431

The rating is calculated from published game results. It does not include any adjustment for playing Black.

Professional ratingsFind a player

Rating history — professional

19 gamesHigh 1587Low 1533
66 gamesHigh 1623Low 1462
107 gamesHigh 1623Low 1462
191 gamesHigh 1623Low 1394

The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.

Rating history in the women's tournaments pool (for reference)

13 gamesHigh 1800Low 1738
40 gamesHigh 1800Low 1622
70 gamesHigh 1800Low 1622
122 gamesHigh 1800Low 1513

The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.

Ratings in other pools

Ratings for general play and for women's tournaments are calculated independently and do not affect each other.

  • Women's tournaments: 1800 (#10)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 3, 2026Kato TomokoWomen's Kisei　Colors unknown↑10
August 10, 2026Ueno RisaHiroshima Aluminum Cup Wakagoi Preliminary Semifinal　Colors unknown↓5
August 10, 2026Kaneko MakiHiroshima Aluminum Cup Wakagoi Preliminary Round 1　Colors unknown↑5
July 16, 2026Ueno RisaWomen's Honinbo Round 4　as Black↓8
June 18, 2026Mori ChisakiWomen's Honinbo Round 3　as White↑15
May 25, 2026Shuto ShunGosei　Colors unknown↓4
May 21, 2026Miyazawa GoroOza　Colors unknown↓13
May 11, 2026Shimosaka MioriWomen's Honinbo Round 2　as Black↑7
April 29, 2026Yanagihara SakiFumakilla Women's Go Brains Match Round 1　as Black↓18
April 20, 2026Yashiro KumikoWomen's Honinbo Round 1　as White↑12
April 6, 2026I RyoJudan　Colors unknown↓2
March 26, 2026Tsuruyama AtsushiHoninbo Preliminary C　as Black↓5
March 23, 2026Izawa AkinoTengen Preliminary C　as White↓25
March 12, 2026Fujii KokiShinjin-O Round 1　as Black↓5
March 9, 2026Kato YukiJudan　Colors unknown↑9
February 16, 2026Mukai ChiakiMeijin Preliminary B　as Black↓8
February 9, 2026Izawa AkinoJudan Preliminary C　as White↑7
February 2, 2026Shigekawa AkashiShinjin-O Preliminary　as Black↑21
January 15, 2026Yanai KazumaKisei First Tournament Preliminary Round 1　Colors unknown↓14
January 8, 2026Kawahara YuMeijin　Colors unknown↑17

Head-to-head

Up to 10 opponents, most-played first. Records are from Moro Arisa's point of view; jigo and no-result games are not counted as wins or losses. Only games from 1927 onward are included.
OpponentTotalAs BlackAs White
Osuka Seira6-3.6671-02-0
Ueno Risa0-8.0000-30-1
Mori Chisaki5-2.7140-02-1
Kato Tomoko6-01.0000-00-0
Yashiro Kumiko3-3.5000-01-0
Kin En4-1.8000-00-0
Mannami Nao2-3.4001-00-0
Nyu Eiko2-3.4001-10-1
Izawa Akino3-2.6001-02-1
Xie Yimin1-4.2001-00-2
Fujisawa Rina0-5.0000-10-2

Record by year

Counted by calendar year, January to December (default wins and losses are included; jigo and no-result games are not). Only games from 1927 onward are counted, so these totals do not match the career records published by the two Ki-in.

YearRecordWin rate
20269-11.450
202526-19.578
202419-15.559
202313-18.419
202216-18.471
202118-14.563
202019-16.543
201911-17.393
201822-21.512
20178-6.571
20161-2.333
Total85-112.431

Calculated from games played between 1927 and 2026 (as of September 17, 2026).