Player Data JSON

{
  "player": {
    "id": 3613,
    "api_id": 931391,
    "name": "Kosuke Nakanishi",
    "short_name": "K. Nakanishi",
    "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": 5530422,
    "singles": 12.0,
    "doubles": null,
    "ranking": 3030,
    "division": "General",
    "is_pro": false,
    "updated_at": "2026-01-18"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
    "total_matches": 6,
    "wins": 2,
    "losses": 4,
    "win_rate": 33.3
  },
  "surface_stats": {
    "hard": {
      "matches": 6,
      "wins": 2,
      "losses": 4,
      "win_rate": 33.3
    },
    "clay": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "UTR": {
      "matches": 6,
      "wins": 2,
      "losses": 4,
      "win_rate": 33.3
    }
  },
  "average_match_stats": {
    "matches_with_stats": 6,
    "avg_aces_per_match": 2.0,
    "avg_double_faults_per_match": 3.5,
    "avg_first_serve_pct": 62.8,
    "avg_first_serve_won_pct": 64.1,
    "avg_second_serve_won_pct": 43.5,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2025-12-12",
      "opponent": "Henry Ren",
      "opponent_id": 523622,
      "tournament": "UTR PTT Honolulu Men +H 01",
      "surface": "hard",
      "round": "Final",
      "result": "L",
      "score": "0-2",
      "stats": {
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        "double_faults": 4,
        "first_serve_pct": 51.78571428571429,
        "first_serve_won_pct": 58.620689655172406,
        "second_serve_won_pct": 37.03703703703704,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-11",
      "opponent": "Hikaru Takahashi",
      "opponent_id": 1076241,
      "tournament": "UTR PTT Honolulu Men +H 01",
      "surface": "hard",
      "round": "Semifinals",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "double_faults": 1,
        "first_serve_pct": 72.1311475409836,
        "first_serve_won_pct": 68.18181818181817,
        "second_serve_won_pct": 52.94117647058824,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-09",
      "opponent": "James Newton",
      "opponent_id": 936878,
      "tournament": "UTR PTT Honolulu Men +H 01",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
        "aces": 2,
        "double_faults": 3,
        "first_serve_pct": 53.73134328358209,
        "first_serve_won_pct": 75.0,
        "second_serve_won_pct": 47.82608695652174,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-09",
      "opponent": "Alafia Ayeni",
      "opponent_id": 205313,
      "tournament": "UTR PTT Honolulu Men +H 01",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 1,
        "double_faults": 5,
        "first_serve_pct": 53.333333333333336,
        "first_serve_won_pct": 71.875,
        "second_serve_won_pct": 57.14285714285714,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-08",
      "opponent": "Tarek Erlewein",
      "opponent_id": 1156518,
      "tournament": "UTR PTT Honolulu Men +H 01",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "1-2",
      "stats": {
        "aces": 2,
        "double_faults": 7,
        "first_serve_pct": 72.22222222222221,
        "first_serve_won_pct": 58.46153846153847,
        "second_serve_won_pct": 40.74074074074074,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-06",
      "opponent": "Maciej Rajski",
      "opponent_id": 111783,
      "tournament": "UTR PTT Honolulu Men +H 01",
      "surface": "hard",
      "round": "",
      "result": "L",
      "score": "1-2",
      "stats": {
        "aces": 3,
        "double_faults": 1,
        "first_serve_pct": 73.49397590361446,
        "first_serve_won_pct": 52.459016393442624,
        "second_serve_won_pct": 44.44444444444444,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    }
  ],
  "form_summary": {
    "last_10_matches": 6,
    "wins": 2,
    "losses": 4,
    "form_string": "LWWLLL"
  },
  "head_to_head": [
    {
      "opponent": "Alafia Ayeni",
      "opponent_id": 205313,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Maciej Rajski",
      "opponent_id": 111783,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "James Newton",
      "opponent_id": 936878,
      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Tarek Erlewein",
      "opponent_id": 1156518,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Hikaru Takahashi",
      "opponent_id": 1076241,
      "matches": 1,
      "wins": 1,
      "losses": 0
    }
  ],
  "upcoming_matches": [],
  "year_statistics": null,
  "data_generated_at": "2026-01-31 10:01:43 UTC"
}