Player Data JSON

{
  "player": {
    "id": 2478,
    "api_id": 508394,
    "name": "Yui Ohwaki",
    "short_name": "Y. Ohwaki",
    "country": "Japan",
    "country_code": "JP",
    "gender": "Female",
    "circuit": "WTA",
    "date_of_birth": "2005-05-21",
    "height_cm": null,
    "weight_kg": null,
    "plays": "",
    "turned_pro": null
  },
  "utr": {
    "id": 4554859,
    "singles": 9.73,
    "doubles": 10.11,
    "ranking": 1182,
    "division": "Pro",
    "is_pro": true,
    "updated_at": "2026-01-18"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
    "total_matches": 19,
    "wins": 8,
    "losses": 11,
    "win_rate": 42.1
  },
  "surface_stats": {
    "hard": {
      "matches": 19,
      "wins": 8,
      "losses": 11,
      "win_rate": 42.1
    },
    "clay": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "UTR": {
      "matches": 19,
      "wins": 8,
      "losses": 11,
      "win_rate": 42.1
    }
  },
  "average_match_stats": {
    "matches_with_stats": 19,
    "avg_aces_per_match": 0.0,
    "avg_double_faults_per_match": 2.0,
    "avg_first_serve_pct": 79.2,
    "avg_first_serve_won_pct": 50.6,
    "avg_second_serve_won_pct": 46.7,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2026-01-30",
      "opponent": "Yua Morishita",
      "opponent_id": 494071,
      "tournament": "UTR Yokohama W03",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "double_faults": 2,
        "first_serve_pct": 77.5,
        "first_serve_won_pct": 77.41935483870968,
        "second_serve_won_pct": 66.66666666666666,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-29",
      "opponent": "Yuna Sugiyama",
      "opponent_id": 469638,
      "tournament": "UTR Yokohama W03",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "double_faults": 3,
        "first_serve_pct": 79.71014492753623,
        "first_serve_won_pct": 58.18181818181818,
        "second_serve_won_pct": 57.14285714285714,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-28",
      "opponent": "Ayaho Okude Okude",
      "opponent_id": 1153017,
      "tournament": "UTR Yokohama W03",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "double_faults": 0,
        "first_serve_pct": 84.93150684931507,
        "first_serve_won_pct": 53.2258064516129,
        "second_serve_won_pct": 54.54545454545454,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-26",
      "opponent": "Junri Namigata",
      "opponent_id": 18978,
      "tournament": "UTR Yokohama W03",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
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        "first_serve_pct": 71.42857142857143,
        "first_serve_won_pct": 34.285714285714285,
        "second_serve_won_pct": 28.57142857142857,
        "break_points_converted_pct": null,
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      }
    },
    {
      "date": "2026-01-17",
      "opponent": "Yukina Saigo",
      "opponent_id": 99775,
      "tournament": "UTR Yokohama W02",
      "surface": "hard",
      "round": "Semifinals",
      "result": "L",
      "score": "0-2",
      "stats": {
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        "first_serve_pct": 79.3103448275862,
        "first_serve_won_pct": 47.82608695652174,
        "second_serve_won_pct": 22.22222222222222,
        "break_points_converted_pct": null,
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    },
    {
      "date": "2026-01-16",
      "opponent": "Yuna Ohashi",
      "opponent_id": 296398,
      "tournament": "UTR Yokohama W02",
      "surface": "hard",
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      "result": "W",
      "score": "2-0",
      "stats": {
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        "second_serve_won_pct": 60.0,
        "break_points_converted_pct": null,
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    },
    {
      "date": "2026-01-15",
      "opponent": "Yuki Morishita",
      "opponent_id": 452531,
      "tournament": "UTR Yokohama W02",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
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        "break_points_converted_pct": null,
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      }
    },
    {
      "date": "2026-01-13",
      "opponent": "Miyu Nakashima",
      "opponent_id": 297195,
      "tournament": "UTR Yokohama W02",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
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      }
    },
    {
      "date": "2026-01-12",
      "opponent": "Funa Kozaki",
      "opponent_id": 231594,
      "tournament": "UTR Yokohama W02",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
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        "first_serve_won_pct": 34.883720930232556,
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        "break_points_converted_pct": null,
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      }
    },
    {
      "date": "2026-01-09",
      "opponent": "Michiru Furuya",
      "opponent_id": 151380,
      "tournament": "UTR Yokohama W01",
      "surface": "hard",
      "round": "Final",
      "result": "L",
      "score": "1-2",
      "stats": {
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        "double_faults": 3,
        "first_serve_pct": 77.58620689655173,
        "first_serve_won_pct": 48.888888888888886,
        "second_serve_won_pct": 19.230769230769234,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    }
  ],
  "form_summary": {
    "last_10_matches": 10,
    "wins": 4,
    "losses": 6,
    "form_string": "WWWLLWLLLL"
  },
  "head_to_head": [
    {
      "opponent": "Junri Namigata",
      "opponent_id": 18978,
      "matches": 3,
      "wins": 0,
      "losses": 3
    },
    {
      "opponent": "Natsuki Irokawa",
      "opponent_id": 1052486,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Ai Yamaguchi",
      "opponent_id": 233184,
      "matches": 1,
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      "losses": 0
    },
    {
      "opponent": "Funa Kozaki",
      "opponent_id": 231594,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Michiru Furuya",
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      "matches": 1,
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    }
  ],
  "upcoming_matches": [
    {
      "date": "2026-01-31 00:30",
      "opponent": "Himari Sato",
      "opponent_id": 230629,
      "tournament": "UTR Yokohama W03",
      "surface": "hard",
      "round": "Semifinals",
      "odds_player": null,
      "odds_opponent": null
    }
  ],
  "year_statistics": null,
  "data_generated_at": "2026-01-30 08:47:20 UTC"
}