Player Data JSON
Obtiene datos completos de un jugador en formato JSON para alimentar LLMs
Rei Sakamoto
8W - 11L
42.1% Win Rate
Forma: LWWLLLLWWL
JSON Data
{
"player": {
"id": 436,
"api_id": 413296,
"name": "Rei Sakamoto",
"short_name": "R. Sakamoto",
"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": 3673640,
"singles": 14.36,
"doubles": 13.96,
"ranking": 214,
"division": "Pro",
"is_pro": true,
"updated_at": "2025-12-07"
},
"current_ranking": {
"position": 185,
"points": 318,
"best_position": 159,
"date": "2025-12-10"
},
"ranking_history": [
{
"date": "2025-12-10",
"position": 185,
"points": 318
},
{
"date": "2025-12-09",
"position": 185,
"points": 318
},
{
"date": "2025-12-08",
"position": 185,
"points": 318
},
{
"date": "2025-12-07",
"position": 187,
"points": 318
},
{
"date": "2025-12-06",
"position": 187,
"points": 318
},
{
"date": "2025-12-05",
"position": 187,
"points": 318
},
{
"date": "2025-12-04",
"position": 187,
"points": 318
},
{
"date": "2025-12-03",
"position": 187,
"points": 318
}
],
"career_stats": {
"total_matches": 19,
"wins": 8,
"losses": 11,
"win_rate": 42.1
},
"surface_stats": {
"hard": {
"matches": 19,
"wins": 8,
"losses": 11,
"win_rate": 42.1
},
"clay": {
"matches": 0,
"wins": 0,
"losses": 0,
"win_rate": 0
},
"grass": {
"matches": 0,
"wins": 0,
"losses": 0,
"win_rate": 0
}
},
"category_stats": {
"Grand Slam": {
"matches": 3,
"wins": 1,
"losses": 2,
"win_rate": 33.3
},
"Masters 1000": {
"matches": 6,
"wins": 4,
"losses": 2,
"win_rate": 66.7
},
"ATP 500": {
"matches": 2,
"wins": 1,
"losses": 1,
"win_rate": 50.0
},
"ATP 250": {
"matches": 2,
"wins": 0,
"losses": 2,
"win_rate": 0.0
},
"Challenger": {
"matches": 6,
"wins": 2,
"losses": 4,
"win_rate": 33.3
}
},
"average_match_stats": {
"matches_with_stats": 19,
"avg_aces_per_match": 6.8,
"avg_double_faults_per_match": 2.4,
"avg_first_serve_pct": 68.1,
"avg_first_serve_won_pct": 70.0,
"avg_second_serve_won_pct": 44.1,
"avg_break_points_converted_pct": null
},
"recent_form": [
{
"date": "2025-11-14",
"opponent": "Chun-Hsin Tseng",
"opponent_id": 207034,
"tournament": "Kobe, Japan",
"surface": "hard",
"round": "Quarterfinals",
"result": "L",
"score": "1-2",
"stats": {
"aces": 9,
"double_faults": 4,
"first_serve_pct": 73.40425531914893,
"first_serve_won_pct": 72.46376811594203,
"second_serve_won_pct": 44.0,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-11-12",
"opponent": "Hynek Barton",
"opponent_id": 372310,
"tournament": "Kobe, Japan",
"surface": "hard",
"round": "Round of 16",
"result": "W",
"score": "2-1",
"stats": {
"aces": 8,
"double_faults": 4,
"first_serve_pct": 65.0,
"first_serve_won_pct": 73.07692307692307,
"second_serve_won_pct": 39.285714285714285,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-11-11",
"opponent": "Max Basing",
"opponent_id": 275074,
"tournament": "Kobe, Japan",
"surface": "hard",
"round": "Round of 32",
"result": "W",
"score": "2-1",
"stats": {
"aces": 15,
"double_faults": 3,
"first_serve_pct": 58.82352941176471,
"first_serve_won_pct": 81.66666666666667,
"second_serve_won_pct": 52.38095238095239,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-10-26",
"opponent": "Michal Krajci",
"opponent_id": 376934,
"tournament": "Bratislava, Slovakia",
"surface": "hard",
"round": "Qualification Round 1",
"result": "L",
"score": "0-2",
"stats": {
"aces": 2,
"double_faults": 2,
"first_serve_pct": 62.7906976744186,
"first_serve_won_pct": 51.85185185185185,
"second_serve_won_pct": 46.666666666666664,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-10-20",
"opponent": "Mae Malige",
"opponent_id": 421695,
"tournament": "Brest, France",
"surface": "hard",
"round": "Round of 32",
"result": "L",
"score": "0-2",
"stats": {
"aces": 3,
"double_faults": 1,
"first_serve_pct": 55.172413793103445,
"first_serve_won_pct": 68.75,
"second_serve_won_pct": 42.30769230769231,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-10-11",
"opponent": "Mark Lajal",
"opponent_id": 383991,
"tournament": "Stockholm",
"surface": "hard",
"round": "Qualification Round 1",
"result": "L",
"score": "0-2",
"stats": {
"aces": 1,
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"first_serve_pct": 52.72727272727272,
"first_serve_won_pct": 55.172413793103445,
"second_serve_won_pct": 34.48275862068966,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-10-02",
"opponent": "Matteo Arnaldi",
"opponent_id": 299538,
"tournament": "Shanghai",
"surface": "hard",
"round": "Round of 128",
"result": "L",
"score": "0-2",
"stats": {
"aces": 3,
"double_faults": 2,
"first_serve_pct": 54.166666666666664,
"first_serve_won_pct": 69.23076923076923,
"second_serve_won_pct": 54.54545454545454,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-09-30",
"opponent": "Mackenzie McDonald",
"opponent_id": 63438,
"tournament": "Shanghai",
"surface": "hard",
"round": "Qualification Round 2",
"result": "W",
"score": "2-0",
"stats": {
"aces": 9,
"double_faults": 1,
"first_serve_pct": 74.50980392156863,
"first_serve_won_pct": 92.10526315789474,
"second_serve_won_pct": 46.15384615384615,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-09-29",
"opponent": "Brandon Holt",
"opponent_id": 207050,
"tournament": "Shanghai",
"surface": "hard",
"round": "Qualification Round 1",
"result": "W",
"score": "2-0",
"stats": {
"aces": 12,
"double_faults": 1,
"first_serve_pct": 72.0,
"first_serve_won_pct": 86.11111111111111,
"second_serve_won_pct": 55.00000000000001,
"break_points_converted_pct": null,
"total_points_won": null
}
},
{
"date": "2025-09-23",
"opponent": "Aleksandar Vukic",
"opponent_id": 124656,
"tournament": "Tokyo",
"surface": "hard",
"round": "Qualification Final",
"result": "L",
"score": "0-2",
"stats": {
"aces": 10,
"double_faults": 3,
"first_serve_pct": 65.15151515151516,
"first_serve_won_pct": 81.3953488372093,
"second_serve_won_pct": 56.52173913043478,
"break_points_converted_pct": null,
"total_points_won": null
}
}
],
"form_summary": {
"last_10_matches": 10,
"wins": 4,
"losses": 6,
"form_string": "LWWLLLLWWL"
},
"head_to_head": [
{
"opponent": "Adam Walton",
"opponent_id": 207575,
"matches": 1,
"wins": 1,
"losses": 0
},
{
"opponent": "Brandon Holt",
"opponent_id": 207050,
"matches": 1,
"wins": 1,
"losses": 0
},
{
"opponent": "Nikoloz Basilashvili",
"opponent_id": 26204,
"matches": 1,
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"losses": 1
},
{
"opponent": "Tristan Boyer",
"opponent_id": 232036,
"matches": 1,
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"losses": 1
},
{
"opponent": "Mark Lajal",
"opponent_id": 383991,
"matches": 1,
"wins": 0,
"losses": 1
}
],
"upcoming_matches": [],
"year_statistics": [
{
"year": 2025,
"surfaces": {
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"wins": 4,
"losses": 6,
"win_rate": 40.0,
"tournaments_played": 6,
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"tiebreaks_won": 1,
"tiebreaks_lost": 2,
"aces": 76,
"double_faults": 25,
"aces_per_match": 7.6,
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"first_serve_pct": 71.6,
"first_serve_won_pct": 71.7,
"second_serve_won_pct": 45.8,
"break_points_saved_pct": 66.7,
"break_points_converted_pct": 33.3,
"winners_total": 0,
"unforced_errors_total": 0
},
"hardcourt_outdoor": {
"matches": 38,
"wins": 23,
"losses": 15,
"win_rate": 60.5,
"tournaments_played": 18,
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"aces": 328,
"double_faults": 92,
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"first_serve_pct": 75.2,
"first_serve_won_pct": 71.7,
"second_serve_won_pct": 57.0,
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"break_points_converted_pct": 37.6,
"winners_total": 0,
"unforced_errors_total": 0
},
"red_clay": {
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"win_rate": 50.0,
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"aces": 41,
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"first_serve_pct": 76.6,
"first_serve_won_pct": 67.4,
"second_serve_won_pct": 50.8,
"break_points_saved_pct": 71.4,
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"winners_total": 0,
"unforced_errors_total": 0
}
},
"totals": {
"matches": 54,
"wins": 30,
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"tournaments_won": 2,
"aces": 445,
"double_faults": 126,
"win_rate": 55.6,
"losses": 24
}
},
{
"year": 2024,
"surfaces": {
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},
"hardcourt_outdoor": {
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"winners_total": 0,
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},
"red_clay": {
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}
},
"totals": {
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}
}
],
"data_generated_at": "2025-12-10 08:18:41 UTC"
}