Player Data JSON
Obtiene datos completos de un jugador en formato JSON para alimentar LLMs
Aya Kumagai
1W - 13L
7,1% Win Rate
Forma: LLLLLLLLLL
JSON Data
{
"player": {
"id": 3862,
"api_id": 466999,
"name": "Aya Kumagai",
"short_name": "A. Kumagai",
"country": "Japan",
"country_code": "JP",
"gender": "Female",
"circuit": "WTA",
"date_of_birth": null,
"height_cm": null,
"weight_kg": null,
"plays": "",
"turned_pro": null
},
"utr": {
"id": 950028,
"singles": 8.0,
"doubles": null,
"ranking": 1909,
"division": "Junior",
"is_pro": false,
"updated_at": "2026-01-25"
},
"current_ranking": null,
"ranking_history": [],
"career_stats": {
"total_matches": 14,
"wins": 1,
"losses": 13,
"win_rate": 7.1
},
"surface_stats": {
"hard": {
"matches": 14,
"wins": 1,
"losses": 13,
"win_rate": 7.1
},
"clay": {
"matches": 0,
"wins": 0,
"losses": 0,
"win_rate": 0
},
"grass": {
"matches": 0,
"wins": 0,
"losses": 0,
"win_rate": 0
}
},
"category_stats": {
"UTR": {
"matches": 14,
"wins": 1,
"losses": 13,
"win_rate": 7.1
}
},
"average_match_stats": {
"matches_with_stats": 14,
"avg_aces_per_match": 0.1,
"avg_double_faults_per_match": 5.1,
"avg_first_serve_pct": 69.6,
"avg_first_serve_won_pct": 47.5,
"avg_second_serve_won_pct": 32.3,
"avg_break_points_converted_pct": null
},
"recent_form": [
{
"date": "2026-01-17",
"opponent": "Yuka Matsumoto",
"opponent_id": 316167,
"tournament": "UTR Yokohama W02",
"surface": "hard",
"round": "Semifinals",
"result": "L",
"score": "0-2",
"stats": {
"aces": 0,
"double_faults": 4,
"first_serve_pct": 75.67567567567568,
"first_serve_won_pct": 50.0,
"second_serve_won_pct": 42.10526315789473,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-16",
"opponent": "Michiru Furuya",
"opponent_id": 151380,
"tournament": "UTR Yokohama W02",
"surface": "hard",
"round": "",
"result": "L",
"score": "0-2",
"stats": {
"aces": 0,
"double_faults": 6,
"first_serve_pct": 58.490566037735846,
"first_serve_won_pct": 51.61290322580645,
"second_serve_won_pct": 31.818181818181817,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-15",
"opponent": "Kokoro Ishikawa",
"opponent_id": 1047000,
"tournament": "UTR Yokohama W02",
"surface": "hard",
"round": "",
"result": "L",
"score": "0-2",
"stats": {
"aces": 0,
"double_faults": 5,
"first_serve_pct": 65.0,
"first_serve_won_pct": 38.46153846153847,
"second_serve_won_pct": 14.285714285714285,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-14",
"opponent": "Yui Chikaraishi",
"opponent_id": 197532,
"tournament": "UTR Yokohama W02",
"surface": "hard",
"round": "",
"result": "L",
"score": "1-2",
"stats": {
"aces": 0,
"double_faults": 7,
"first_serve_pct": 71.42857142857143,
"first_serve_won_pct": 51.66666666666667,
"second_serve_won_pct": 29.166666666666668,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-12",
"opponent": "Kanako Osafune",
"opponent_id": 119508,
"tournament": "UTR Yokohama W02",
"surface": "hard",
"round": "",
"result": "L",
"score": "0-2",
"stats": {
"aces": 0,
"double_faults": 11,
"first_serve_pct": 55.769230769230774,
"first_serve_won_pct": 62.06896551724138,
"second_serve_won_pct": 30.434782608695656,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-09",
"opponent": "Rio Wakayama",
"opponent_id": 413668,
"tournament": "UTR Yokohama W01",
"surface": "hard",
"round": "Match for 3rd place",
"result": "L",
"score": "1-2",
"stats": {
"aces": 0,
"double_faults": 2,
"first_serve_pct": 78.02197802197803,
"first_serve_won_pct": 50.70422535211267,
"second_serve_won_pct": 35.0,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-08",
"opponent": "Rei Miyamoto",
"opponent_id": 1159916,
"tournament": "UTR Yokohama W01",
"surface": "hard",
"round": "Semifinals",
"result": "L",
"score": "1-2",
"stats": {
"aces": 0,
"double_faults": 8,
"first_serve_pct": 70.0,
"first_serve_won_pct": 50.0,
"second_serve_won_pct": 50.0,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-07",
"opponent": "Yui Ohwaki",
"opponent_id": 508394,
"tournament": "UTR Yokohama W01",
"surface": "hard",
"round": "",
"result": "L",
"score": "0-2",
"stats": {
"aces": 0,
"double_faults": 1,
"first_serve_pct": 78.43137254901961,
"first_serve_won_pct": 35.0,
"second_serve_won_pct": 50.0,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-06",
"opponent": "Junri Namigata",
"opponent_id": 18978,
"tournament": "UTR Yokohama W01",
"surface": "hard",
"round": "",
"result": "L",
"score": "0-2",
"stats": {
"aces": 0,
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"first_serve_pct": 71.42857142857143,
"first_serve_won_pct": 40.0,
"second_serve_won_pct": 71.42857142857143,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2026-01-05",
"opponent": "Kanna Soeda",
"opponent_id": 484892,
"tournament": "UTR Yokohama W01",
"surface": "hard",
"round": "",
"result": "L",
"score": "1-2",
"stats": {
"aces": 0,
"double_faults": 13,
"first_serve_pct": 61.72839506172839,
"first_serve_won_pct": 56.00000000000001,
"second_serve_won_pct": 46.34146341463415,
"break_points_converted_pct": null,
"total_points_won": null
}
}
],
"form_summary": {
"last_10_matches": 10,
"wins": 0,
"losses": 10,
"form_string": "LLLLLLLLLL"
},
"head_to_head": [
{
"opponent": "Junri Namigata",
"opponent_id": 18978,
"matches": 2,
"wins": 0,
"losses": 2
},
{
"opponent": "Yui Chikaraishi",
"opponent_id": 197532,
"matches": 2,
"wins": 1,
"losses": 1
},
{
"opponent": "Yui Ohwaki",
"opponent_id": 508394,
"matches": 1,
"wins": 0,
"losses": 1
},
{
"opponent": "Rina Komatsu",
"opponent_id": 255436,
"matches": 1,
"wins": 0,
"losses": 1
},
{
"opponent": "Yuka Matsumoto",
"opponent_id": 316167,
"matches": 1,
"wins": 0,
"losses": 1
}
],
"upcoming_matches": [],
"year_statistics": null,
"data_generated_at": "2026-01-30 08:47:55 UTC"
}