Player Data JSON

{
  "player": {
    "id": 1127,
    "api_id": 183957,
    "name": "Momoko Kobori",
    "short_name": "M. Kobori",
    "country": "Japan",
    "country_code": "JP",
    "gender": "Female",
    "circuit": "WTA",
    "date_of_birth": "1998-08-22",
    "height_cm": null,
    "weight_kg": null,
    "plays": "",
    "turned_pro": null
  },
  "utr": {
    "id": 141923,
    "singles": 11.3,
    "doubles": 11.32,
    "ranking": 326,
    "division": "Pro",
    "is_pro": true,
    "updated_at": "2025-12-07"
  },
  "current_ranking": {
    "position": 419,
    "points": 142,
    "best_position": 226,
    "date": "2025-12-10"
  },
  "ranking_history": [
    {
      "date": "2025-12-10",
      "position": 419,
      "points": 142
    },
    {
      "date": "2025-12-09",
      "position": 419,
      "points": 142
    },
    {
      "date": "2025-12-08",
      "position": 419,
      "points": 142
    },
    {
      "date": "2025-12-07",
      "position": 414,
      "points": 142
    },
    {
      "date": "2025-12-06",
      "position": 414,
      "points": 142
    },
    {
      "date": "2025-12-05",
      "position": 414,
      "points": 142
    },
    {
      "date": "2025-12-04",
      "position": 414,
      "points": 142
    },
    {
      "date": "2025-12-03",
      "position": 414,
      "points": 142
    }
  ],
  "career_stats": {
    "total_matches": 6,
    "wins": 2,
    "losses": 4,
    "win_rate": 33.3
  },
  "surface_stats": {
    "hard": {
      "matches": 4,
      "wins": 2,
      "losses": 2,
      "win_rate": 50.0
    },
    "clay": {
      "matches": 2,
      "wins": 0,
      "losses": 2,
      "win_rate": 0.0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "WTA 250": {
      "matches": 5,
      "wins": 2,
      "losses": 3,
      "win_rate": 40.0
    },
    "Otro": {
      "matches": 1,
      "wins": 0,
      "losses": 1,
      "win_rate": 0.0
    }
  },
  "average_match_stats": {
    "matches_with_stats": 5,
    "avg_aces_per_match": 0.2,
    "avg_double_faults_per_match": 3.6,
    "avg_first_serve_pct": 63.3,
    "avg_first_serve_won_pct": 56.4,
    "avg_second_serve_won_pct": 42.6,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2025-11-24",
      "opponent": "Jiangxue Han",
      "opponent_id": 256824,
      "tournament": "Australian Open Asia-Pacific Wildcard Playoff",
      "surface": "hard",
      "round": "Quarterfinals",
      "result": "L",
      "score": "0-2"
    },
    {
      "date": "2025-10-27",
      "opponent": "Ajla Tomljanovic",
      "opponent_id": 34486,
      "tournament": "Hong Kong",
      "surface": "hard",
      "round": "Round of 32",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 0,
        "double_faults": 4,
        "first_serve_pct": 69.01408450704226,
        "first_serve_won_pct": 53.06122448979592,
        "second_serve_won_pct": 33.33333333333333,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-10-26",
      "opponent": "Xiaodi You",
      "opponent_id": 134532,
      "tournament": "Hong Kong",
      "surface": "hard",
      "round": "Qualification Final",
      "result": "W",
      "score": "2-1",
      "stats": {
        "aces": 1,
        "double_faults": 5,
        "first_serve_pct": 68.0672268907563,
        "first_serve_won_pct": 56.79012345679012,
        "second_serve_won_pct": 57.89473684210527,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-10-25",
      "opponent": "Ikumi Yamazaki",
      "opponent_id": 296392,
      "tournament": "Hong Kong",
      "surface": "hard",
      "round": "Qualification Round 1",
      "result": "W",
      "score": "2-0",
      "stats": {
        "aces": 0,
        "double_faults": 0,
        "first_serve_pct": 64.28571428571429,
        "first_serve_won_pct": 59.25925925925925,
        "second_serve_won_pct": 29.411764705882355,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-09-07",
      "opponent": "Su-jeong Jang",
      "opponent_id": 41737,
      "tournament": "WTA 125K Huzhou, China Women Singles",
      "surface": "clay",
      "round": "Qualification Final",
      "result": "L",
      "score": "1-2",
      "stats": {
        "aces": 0,
        "double_faults": 8,
        "first_serve_pct": 53.75,
        "first_serve_won_pct": 60.46511627906976,
        "second_serve_won_pct": 37.83783783783784,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-07-19",
      "opponent": "Kaitlin Quevedo",
      "opponent_id": 407597,
      "tournament": "WTA 125K Palermo, Italy Women Singles",
      "surface": "clay",
      "round": "Qualification Round 1",
      "result": "L",
      "score": "0-1",
      "stats": {
        "aces": 0,
        "double_faults": 1,
        "first_serve_pct": 61.29032258064516,
        "first_serve_won_pct": 52.63157894736842,
        "second_serve_won_pct": 25.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    }
  ],
  "form_summary": {
    "last_10_matches": 6,
    "wins": 2,
    "losses": 4,
    "form_string": "LLWWLL"
  },
  "head_to_head": [
    {
      "opponent": "Ajla Tomljanovic",
      "opponent_id": 34486,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Ikumi Yamazaki",
      "opponent_id": 296392,
      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Jiangxue Han",
      "opponent_id": 256824,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Kaitlin Quevedo",
      "opponent_id": 407597,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Xiaodi You",
      "opponent_id": 134532,
      "matches": 1,
      "wins": 1,
      "losses": 0
    }
  ],
  "upcoming_matches": [],
  "year_statistics": [
    {
      "year": 2025,
      "surfaces": {
        "hardcourt_outdoor": {
          "matches": 3,
          "wins": 2,
          "losses": 1,
          "win_rate": 66.7,
          "tournaments_played": 2,
          "tournaments_won": 0,
          "tiebreaks_won": 0,
          "tiebreaks_lost": 1,
          "aces": 1,
          "double_faults": 9,
          "aces_per_match": 0.3,
          "double_faults_per_match": 3.0,
          "first_serve_pct": 75.6,
          "first_serve_won_pct": 56.1,
          "second_serve_won_pct": 59.1,
          "break_points_saved_pct": 38.1,
          "break_points_converted_pct": 51.5,
          "winners_total": 0,
          "unforced_errors_total": 0
        }
      },
      "totals": {
        "matches": 3,
        "wins": 2,
        "tournaments_played": 2,
        "tournaments_won": 0,
        "aces": 1,
        "double_faults": 9,
        "win_rate": 66.7,
        "losses": 1
      }
    }
  ],
  "data_generated_at": "2025-12-10 08:18:50 UTC"
}