List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=exclusivity&page=366
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=exclusivity&page=365",
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            "name": "Mr spock",
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                "id": 936720,
                "username": "Lucas Liu",
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            "description": "mr spock",
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            "is_open": true,
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            "group": {
                "id": 8738,
                "name": "MINECRAFT",
                "summary": "HI! This a Group Where People Talk About Minecraft Experiences",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
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            "time_start": "2021-04-20T18:15:00Z",
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            },
            "description": "このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\nHagirinさん、rinsiさん、chitatsusanさん、Eruditoさん、SapporoHeitaさん、justsunさん",
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            "handicap": 0,
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                "speed": "correspondence",
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                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
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                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
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            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
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            "ranked": true
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        {
            "id": 99497,
            "name": "Eリーグ(20k-15k)",
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                "id": 874208,
                "username": "FUKO.S",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png",
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                "ranking": 33.25527075653788,
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                "ui_class": "supporter"
            },
            "description": "リーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.",
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            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 9573,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 1209600
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            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
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            "subsequent_pairing_method": "slaughter",
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            "max_ranking": 30,
            "analysis_enabled": true,
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            "started": "2023-02-04T11:00:49.753820Z",
            "ended": "2023-02-26T13:23:01.505699Z",
            "start_waiting": "2023-02-04T11:00:49.660042Z",
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            "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png",
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        {
            "id": 90846,
            "name": "1 -> 王善緯 2 -> 郭在田",
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                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
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                "ui_class": ""
            },
            "description": "1 -> 王善緯\n2 -> 郭在田",
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            "handicap": 0,
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                "name": "傳碁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
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                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
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            "time_start": "2022-06-04T09:00:00Z",
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            "max_ranking": 38,
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            "started": "2022-06-04T08:27:41.296558Z",
            "ended": "2022-06-04T09:03:27.219194Z",
            "start_waiting": "2022-06-04T08:27:41.245847Z",
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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            "ranked": true
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        {
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            "name": "第9期かおり杯棋聖戦Cリーグ1",
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                "username": "site15",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png",
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                "ui_class": ""
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            "description": "このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\nTakara18さん、BabbLeahさん、ripples7さん、onesound69さん、K___k_F_k__さん、morningshell2988さん",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45251,
            "time_control_parameters": {
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                "time_control": "fischer",
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                "pause_on_weekends": false,
                "time_increment": 43200,
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                "max_time": 259200
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            "exclude_provisional": false,
            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 296,
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            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-10-04T11:00:49.733461Z",
            "ended": "2025-10-26T12:14:52.837337Z",
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            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
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        {
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            "name": "中級リーグ(9級~6級)",
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                "username": "FUKO.S",
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            "description": "キラキラリーグ内の【中級者向け】リーグ戦です。 持ち時間は10日。 2021年4月8日のリーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。",
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            "exclude_provisional": false,
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                "id": 7692,
                "name": "Yushima Go Cafe (湯島囲碁喫茶)",
                "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト&オンライン囲碁サロンメンバー専用のグループです。",
                "require_invitation": true,
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