Player Data JSON

{
  "player": {
    "id": 3494,
    "api_id": 1050768,
    "name": "Koyu Yanagi",
    "short_name": "K. Yanagi",
    "country": "Japan",
    "country_code": "JP",
    "gender": "Male",
    "circuit": "ATP",
    "date_of_birth": null,
    "height_cm": null,
    "weight_kg": null,
    "plays": "",
    "turned_pro": null
  },
  "utr": {
    "id": 5010219,
    "singles": 11.0,
    "doubles": null,
    "ranking": 313,
    "division": "Junior",
    "is_pro": false,
    "updated_at": "2026-01-18"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
    "total_matches": 5,
    "wins": 3,
    "losses": 2,
    "win_rate": 60.0
  },
  "surface_stats": {
    "hard": {
      "matches": 5,
      "wins": 3,
      "losses": 2,
      "win_rate": 60.0
    },
    "clay": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "UTR": {
      "matches": 5,
      "wins": 3,
      "losses": 2,
      "win_rate": 60.0
    }
  },
  "average_match_stats": {
    "matches_with_stats": 5,
    "avg_aces_per_match": 1.2,
    "avg_double_faults_per_match": 3.0,
    "avg_first_serve_pct": 54.2,
    "avg_first_serve_won_pct": 66.9,
    "avg_second_serve_won_pct": 56.8,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2025-12-28",
      "opponent": "Ewan Ogura",
      "opponent_id": 288523,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "Final",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "double_faults": 2,
        "first_serve_pct": 55.26315789473685,
        "first_serve_won_pct": 80.95238095238095,
        "second_serve_won_pct": 25.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-27",
      "opponent": "Ryosuke Inagawa",
      "opponent_id": 1100289,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "Semifinals",
      "result": "W",
      "score": "1-0",
      "stats": {
        "aces": 1,
        "double_faults": 2,
        "first_serve_pct": 51.515151515151516,
        "first_serve_won_pct": 82.35294117647058,
        "second_serve_won_pct": 50.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-25",
      "opponent": "Kotaro Mochizuki",
      "opponent_id": 1046237,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "1-2",
      "stats": {
        "aces": 1,
        "double_faults": 4,
        "first_serve_pct": 62.22222222222222,
        "first_serve_won_pct": 64.28571428571429,
        "second_serve_won_pct": 46.15384615384615,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-23",
      "opponent": "Robin Eldin",
      "opponent_id": 1122567,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 0,
        "double_faults": 3,
        "first_serve_pct": 45.23809523809524,
        "first_serve_won_pct": 47.368421052631575,
        "second_serve_won_pct": 71.42857142857143,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-23",
      "opponent": "Kairi Inoue",
      "opponent_id": 255991,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-1",
      "stats": {
        "aces": 3,
        "double_faults": 4,
        "first_serve_pct": 56.75675675675676,
        "first_serve_won_pct": 59.523809523809526,
        "second_serve_won_pct": 35.483870967741936,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    }
  ],
  "form_summary": {
    "last_10_matches": 5,
    "wins": 3,
    "losses": 2,
    "form_string": "WWLLW"
  },
  "head_to_head": [
    {
      "opponent": "Robin Eldin",
      "opponent_id": 1122567,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Kotaro Mochizuki",
      "opponent_id": 1046237,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Kairi Inoue",
      "opponent_id": 255991,
      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Ewan Ogura",
      "opponent_id": 288523,
      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Ryosuke Inagawa",
      "opponent_id": 1100289,
      "matches": 1,
      "wins": 1,
      "losses": 0
    }
  ],
  "upcoming_matches": [],
  "year_statistics": null,
  "data_generated_at": "2026-01-30 19:55:02 UTC"
}