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YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Sadaharu4-1WinterfellWinterfell (5d)tupelo (3d)gogop2016 (2d)
2018Sadaharu5-0BaklanBaklan (7d)Sadaharu (9d+)micky0427 (4d)
2019Sadaharu4-1UtahaSadaharu [8d]Utaha [1d]hokaw [2d]
2020Ongoing: Sadaharu0-0XalocXaloc [2d]找借口安静 [1d]tupelo [2d]
2021Novakun [4d]DMITRYSIR123 [3d]Sadaharu [5d]
2022steinkauz7 [5d]adhalanay [2d]GM.Chan [2d]
2023Lomis [5d]gs2020 [3d]Sadaharu [7d]
\n\nNotes:\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":96625,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2972,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2025-07-05T09:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-05T09:00:36.075227Z","ended":null,"start_waiting":"2025-07-05T09:00:31.056964Z","board_size":13,"active_round":2,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":105,"ranked":true},{"id":99151,"name":"Oza Treizes Title Tournament 2023","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2004.4188438214221,"deviation":67.71437067217448,"volatility":0.06015576961047741}},"ranking":31.014313855840236,"professional":false,"ui_class":"supporter"},"description":"Oza Treizes Title Tournament 2023\n\nTitle Holder:\nSadaharu [Treizes Oza] x4\n\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Sadaharu4-1WinterfellWinterfell (5d)tupelo (3d)gogop2016 (2d)
2018Sadaharu5-0BaklanBaklan (7d)Sadaharu (9d+)micky0427 (4d)
2019Sadaharu4-1UtahaSadaharu [8d]Utaha [1d]hokaw [2d]
2020TBA: SadaharuvsXalocXaloc [2d]找借口安静 [1d]tupelo [2d]
2021Novakun [4d]DMITRYSIR123 [3d]Sadaharu [5d]
2022Ongoing: Round 3
\n\nNotes:\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":96625,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2972,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2023-03-11T10:00:00Z","players_start":80,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-03-11T10:00:18.015194Z","ended":"2024-04-21T21:19:14.795305Z","start_waiting":"2023-03-11T10:00:13.473692Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":80,"ranked":true},{"id":85294,"name":"Oza Treizes Title Tournament 2022","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2004.4188438214221,"deviation":67.71437067217448,"volatility":0.06015576961047741}},"ranking":31.014313855840236,"professional":false,"ui_class":"supporter"},"description":"Oza Treizes Title Tournament 2022\n\nTitle Holder:\nSadaharu [Treizes Oza] x4\n\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Sadaharu4-1WinterfellWinterfell (5d)tupelo (3d)gogop2016 (2d)
2018Sadaharu5-0BaklanBaklan (7d)Sadaharu (9d+)micky0427 (4d)
2019Sadaharu4-1UtahaSadaharu [8d]Utaha [1d]hokaw [2d]
2020TBA: SadaharuvsXalocXaloc [2d]找借口安静 [1d]tupelo [2d]
2021Novakun [4d]DMITRYSIR123 [3d]Sadaharu [5d]
\n\nNotes:\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2972,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2022-03-14T09:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-03-14T08:02:35.012266Z","ended":"2023-06-27T16:42:51.574481Z","start_waiting":"2022-03-14T08:02:24.282831Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":166,"ranked":true},{"id":69270,"name":"Oza Treizes Title Tournament 2021","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2004.4188438214221,"deviation":67.71437067217448,"volatility":0.06015576961047741}},"ranking":31.014313855840236,"professional":false,"ui_class":"supporter"},"description":"Oza Treizes Title Tournament 2021\n\nTitle Holder:\nSadaharu [Treizes Oza] x3\n\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Sadaharu4-1WinterfellWinterfell (5d)tupelo (3d)gogop2016 (2d)
2018Sadaharu5-0BaklanBaklan (7d)Sadaharu (9d+)micky0427 (4d)
2019TBASadaharu [8d]Utaha [1d]hokaw [2d]
2020Ongoing: Round 2
\n\nNotes:\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in OGS Title Tournaments group and Title Tournament Announcement.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2972,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2021-01-10T20:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-01-24T01:35:57.010517Z","ended":"2022-01-07T23:44:45.786135Z","start_waiting":"2021-01-24T01:35:45.546192Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":100,"ranked":true},{"id":54435,"name":"Oza Treizes Title Tournament 2020","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2004.4188438214221,"deviation":67.71437067217448,"volatility":0.06015576961047741}},"ranking":31.014313855840236,"professional":false,"ui_class":"supporter"},"description":"Oza Treizes Title Tournament 2020\n\nTitle Holder:\nSadaharu [Treizes Oza] x2\n\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Sadaharu4-1WinterfellWinterfell (5d)tupelo (3d)gogop2016 (2d)
2018Sadaharu0-0BaklanBaklan (7d)Sadaharu (9d+)micky0427 (4d)
2019Ongoing: Round 3
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YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Sadaharu4-1WinterfellWinterfell (5d)tupelo (3d)gogop2016 (2d)
2018Ongoing: Round 3
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YearTitle Match WinnerScoreTitle Match Runner-upTitle Tournament WinnerGoldTitle Tournament Runner-upSilverTitle Tournament 3rd PlaceBronze
2016SadaharuSadaharu (5d)hiryuu (4k)mark5000 (5d)
2017Ongoing: Round 3
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