{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/polymarket/1222620","as_of":"2026-10-21T09:56:32.356446Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama\" — closed 2026-10-21; final leader \"\" at 100%. https://pdata.world/events/polymarket/1222620","source_url":"https://polymarket.com/event/itf-karigy1-koyama1-2026-10-21"},"source":"polymarket","id":"1222620","ticker":"itf-karigy1-koyama1-2026-10-21","slug":"itf-karigy1-koyama1-2026-10-21","title":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama","description":"This market refers to the tennis match between Toshiki Karigyo and Hiromasa Koyama in the M15 Tanagura, Main Draw, originally scheduled for October 20, 2026 at 9:00PM ET.\n\nThis market will resolve to 'Toshiki Karigyo' if Toshiki Karigyo advances against Hiromasa Koyama.\n\nThis market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Toshiki Karigyo.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","active":false,"closed":true,"start_date":"2026-10-20T07:59:14Z","end_date":"2026-10-28T01:00:00Z","closed_time":"2026-10-21T07:51:57Z","volume":2571.662536,"volume_24hr":2571.6625360000003,"volume_24h_change":null,"normalized_vol_24hr":23.981367111206055,"normalized_volume":14.005980491638184,"liquidity":0.0,"open_interest":2181.78587,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"1","slug":"sports","label":"Sports"},{"id":"100639","slug":"games","label":"Games"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.44499999999999995,"top_outcome_volume_24h_change":2571.6625360000003,"updated_at":"2026-10-21T07:57:29.920948Z","fetched_at":"2026-10-21T07:57:29.920948Z","added_at":"2026-10-20T08:19:57.228499Z","url":"https://polymarket.com/event/itf-karigy1-koyama1-2026-10-21","chart_24h":[0.0,0.0,0.0,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,59.914857,72.36051,72.36051,72.36051,72.36051,207.397432,328.454171,1473.3725360000003,2571.6625360000003,2571.662536,2571.6625360000003],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"5965259","event_id":"1222620","slug":"itf-karigy1-koyama1-2026-10-21","question":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama","group_item_title":null,"description":"This market refers to the tennis match between Toshiki Karigyo and Hiromasa Koyama in the M15 Tanagura, Main Draw, originally scheduled for October 20, 2026 at 9:00PM ET.\n\nThis market will resolve to 'Toshiki Karigyo' if Toshiki Karigyo advances against Hiromasa Koyama.\n\nThis market will resolve to 'Hiromasa Koyama' if Hiromasa Koyama advances against Toshiki Karigyo.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Toshiki Karigyo","Hiromasa Koyama"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-20T07:59:14Z","end_date":"2026-10-28T01:00:00Z","closed_time":"2026-10-21T07:52:00.017609Z","result":"Toshiki Karigyo","volume":2571.662536,"volume_24hr":2571.6625360000003,"prob_24h_change":0.44499999999999995,"volume_24h_change":2571.6625360000003,"normalized_vol_24hr":24.9620361328125,"normalized_volume":18.091968536376953,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T07:57:30.443524Z","fetched_at":"2026-10-21T07:57:30.443524Z","added_at":"2026-10-20T08:19:57.294315Z","url":"https://polymarket.com/event/itf-karigy1-koyama1-2026-10-21/itf-karigy1-koyama1-2026-10-21","event_title":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama","chart_24h":[0.555,0.37,0.24,0.23,0.22,0.21,0.215,0.21,0.215,0.21,0.21,0.215,0.215,0.215,0.21,0.22,0.215,0.215,0.215,0.21,0.205,0.355,0.27,0.385,0.505,0.9995,0.9995,1.0]},{"source":"polymarket","id":"5965875","event_id":"1222620","slug":"itf-karigy1-koyama1-2026-10-21-set-handicap-home-1pt5","question":"Set Handicap: Toshiki Karigyo (-1.5) vs Hiromasa Koyama (+1.5)","group_item_title":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama Set Handicap +/-1.5","description":"This market refers to the tennis match between Toshiki Karigyo and Hiromasa Koyama in the M15 Tanagura, originally scheduled for October 20, 2026 at 9:00PM ET.\nThis market will resolve to \"Toshiki Karigyo\" if Toshiki Karigyo wins by 2 or more sets than Hiromasa Koyama, based on the final completed score. Otherwise, it will resolve to \"Hiromasa Koyama.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Toshiki Karigyo can no longer win by 2 or more sets, and this market will resolve to \"Hiromasa Koyama.\"\nIf the match is canceled before play begins, or a result has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Toshiki Karigyo","Hiromasa Koyama"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-20T08:44:14Z","end_date":"2026-10-28T01:00:00Z","closed_time":"2026-10-21T06:22:59.942917Z","result":"Hiromasa Koyama","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.53,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T06:28:19.593869Z","fetched_at":"2026-10-21T06:28:19.593869Z","added_at":"2026-10-20T09:04:09.893848Z","url":"https://polymarket.com/event/itf-karigy1-koyama1-2026-10-21/itf-karigy1-koyama1-2026-10-21-set-handicap-home-1pt5","event_title":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama","chart_24h":[0.53,0.51,0.5,0.495,0.49,0.5,0.495,0.5,0.5,0.5,0.5,0.51,0.5,0.505,0.5,0.505,0.495,0.5,0.0005,0.095,0.0]},{"source":"polymarket","id":"5965878","event_id":"1222620","slug":"itf-karigy1-koyama1-2026-10-21-set-handicap-away-1pt5","question":"Set Handicap: Hiromasa Koyama (-1.5) vs Toshiki Karigyo (+1.5)","group_item_title":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama Set Handicap +/-1.5","description":"This market refers to the tennis match between Hiromasa Koyama and Toshiki Karigyo in the M15 Tanagura, originally scheduled for October 20, 2026 at 9:00PM ET.\nThis market will resolve to \"Hiromasa Koyama\" if Hiromasa Koyama wins by 2 or more sets than Toshiki Karigyo, based on the final completed score. Otherwise, it will resolve to \"Toshiki Karigyo.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Hiromasa Koyama can no longer win by 2 or more sets, and this market will resolve to \"Toshiki Karigyo.\"\nIf the match is canceled before play begins, or a result has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Hiromasa Koyama","Toshiki Karigyo"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.19,"active":false,"closed":true,"start_date":"2026-10-20T08:44:14Z","end_date":"2026-10-28T01:00:00Z","closed_time":"2026-10-21T05:50:08.091243Z","result":"Toshiki Karigyo","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.33,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-21T06:06:18.878690Z","fetched_at":"2026-10-21T06:06:18.878690Z","added_at":"2026-10-20T09:04:09.893848Z","url":"https://polymarket.com/event/itf-karigy1-koyama1-2026-10-21/itf-karigy1-koyama1-2026-10-21-set-handicap-away-1pt5","event_title":"M15 Tanagura: Toshiki Karigyo vs Hiromasa Koyama","chart_24h":[0.33,0.335,0.335,0.345,0.335,0.345,0.345,0.335,0.335,0.335,0.34,0.345,0.565,0.495,0.5,0.0005,0.095,0.0]}]}