Player Data JSON

{
  "player": {
    "id": 3822,
    "api_id": 491950,
    "name": "Noritaka Koizumi",
    "short_name": "N. Koizumi",
    "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": 991215,
    "singles": 12.37,
    "doubles": null,
    "ranking": 1676,
    "division": "Pro",
    "is_pro": true,
    "updated_at": "2026-01-18"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
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    "wins": 9,
    "losses": 5,
    "win_rate": 64.3
  },
  "surface_stats": {
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      "wins": 9,
      "losses": 5,
      "win_rate": 64.3
    },
    "clay": {
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      "win_rate": 0
    },
    "grass": {
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      "win_rate": 0
    }
  },
  "category_stats": {
    "UTR": {
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      "wins": 9,
      "losses": 5,
      "win_rate": 64.3
    }
  },
  "average_match_stats": {
    "matches_with_stats": 14,
    "avg_aces_per_match": 0.8,
    "avg_double_faults_per_match": 2.2,
    "avg_first_serve_pct": 66.1,
    "avg_first_serve_won_pct": 58.7,
    "avg_second_serve_won_pct": 48.0,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
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      "date": "2026-01-30",
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    },
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    {
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        "first_serve_won_pct": 66.66666666666666,
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        "break_points_converted_pct": null,
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      }
    },
    {
      "date": "2026-01-26",
      "opponent": "Masaki Tonaka",
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      "score": "2-1",
      "stats": {
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    },
    {
      "date": "2026-01-17",
      "opponent": "Ryotaro Matsumura",
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    {
      "date": "2026-01-16",
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    {
      "date": "2026-01-15",
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    {
      "date": "2026-01-14",
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      "date": "2026-01-12",
      "opponent": "Taiyo Uenoyama",
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      "tournament": "UTR Yokohama M02",
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    },
    {
      "date": "2025-12-20",
      "opponent": "Yuga Tashiro",
      "opponent_id": 213414,
      "tournament": "UTR PTT Saitama Men 04",
      "surface": "hard",
      "round": "Semifinals",
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  ],
  "form_summary": {
    "last_10_matches": 10,
    "wins": 6,
    "losses": 4,
    "form_string": "LWWWLWWLWL"
  },
  "head_to_head": [
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      "opponent": "Ryotaro Matsumura",
      "opponent_id": 52068,
      "matches": 3,
      "wins": 0,
      "losses": 3
    },
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      "opponent": "Ewan Ogura",
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    },
    {
      "opponent": "Masaki Tonaka",
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    },
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      "opponent": "Hien Pham",
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      "opponent": "Yuga Tashiro",
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  ],
  "upcoming_matches": [],
  "year_statistics": null,
  "data_generated_at": "2026-01-30 07:32:07 UTC"
}