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Horimoto Mitsunari

Horimoto Mitsunari (堀本満成) has a rating of 1734, ranked 114 of 452 in professional play. Their highest rating so far is 1853 (January 17, 2022).

Horimoto Mitsunari6 dan堀本満成Nihon Ki-in Kansai HQ
Rating1734
Rank114
1-year change↓9
Peak rating1853
Last 10227-180(1 lost by default)
2026 record
8-9
Record since 1927
227-180
Win rate
.558

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

Professional ratingsFind a player

Rating history — professional

21 gamesHigh 1792Low 1716
69 gamesHigh 1792Low 1613
125 gamesHigh 1853Low 1613
401 gamesHigh 1853Low 1441

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

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 17, 2026Goto HajimuGosei Preliminary B　as Black↑18
September 10, 2026Omote YutoKisei　as Black↓12
September 3, 2026Ko IsoMeijin　Colors unknown↓4
August 24, 2026Kono MitsukiSGW Cup Chuyo Preliminary Semifinal　Colors unknown↓20
August 24, 2026Komatsu HidekiSGW Cup Chuyo Preliminary Round 1　Colors unknown↑18
July 16, 2026Sakamoto YasuoOza　Colors unknown↓28
July 9, 2026Nakane NaoyukiMeijin　Colors unknown↑13
July 2, 2026Ogata MasakiGosei　Colors unknown↑17
June 25, 2026Mito ShuheiKisei　Colors unknown↓8
June 18, 2026Oba JunyaJudan　Colors unknown↓14
June 4, 2026Yokotsuka RikiKisei League C Round 1　as White↓6
May 7, 2026Takagi JunpeiOza　Colors unknown↑2
April 30, 2026Sakai TakashiTengen　Colors unknown↓25
April 16, 2026Takei TakashiMeijin　Colors unknown↑9
April 9, 2026Konishi YoshiakiraHoninbo　Colors unknown↓17
March 26, 2026Asahi YujunTengen　Colors unknown↑9
March 19, 2026Ikemoto RyotaMeijin　Colors unknown↑19
November 6, 2025Yoda NorimotoKisei　Colors unknown↑21
October 2, 2025Kuwabara ItsukiMeijin Preliminary A　as Black↓10
September 25, 2025Chang Ruei JieKisei League C Round 4　as Black↓11

Head-to-head

Up to 10 opponents, most-played first. Records are from Horimoto Mitsunari'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
Torii Yuta6-3.6670-00-0
Ohashi Naruya4-4.5000-12-0
Shida Tatsuya0-6.0000-10-1
Takei Takashi4-2.6670-00-0
Fujisawa Rina2-4.3330-21-1
Xie Yimin3-2.6000-01-1
Takagi Junpei4-1.8000-10-0
Tsukuda Akiko4-01.0000-00-0
Kanazawa Makoto2-2.5000-00-0
Muramoto Wataru2-2.5000-00-0

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
20268-9.471
202524-9.727
20244-10.286
202315-12.556
202211-11.500
202123-9.719
202010-9.526
201915-10.600
201812-13.480
201729-16.644
201618-11.621
20158-8.500
20147-9.438
201314-8.636
201213-10.565
20112-9.182
20106-3.667
20092-01.000
20082-6.250
20070-5.000
20061-1.500
20053-2.600
Total227-180.558

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