All records set by An Se-young after winning gold at Asian Games 2026

On September 29, 2026, in Aichi-Nagoya, Japan, An Se-young defeated Akane Yamaguchi 21-17, 21-9 in the women's singles badminton final at the Asian Games 2026, defending the gold medal she first won at Hangzhou 2026 (held in 2026). For the Korean player, the result was more than a title: it opened a series of personal and historical records for continental badminton. NO GAMES DROPPED ACROSS THE ENTIRE RUN An Se-young closed the tournament with a perfect record: five matches won, ten games won, zero games lost. She beat Smagulova, Liyanage, Ratchanok Intanon, Chen Yufei and Akane Yamaguchi in sequence, a path widely assessed as escalating in difficulty, with three of her last opponents ranked among the continent's top seeds. The notable detail lies in how An Se-young finished her matches. Against Intanon and Chen Yufei she won in straight games. In the final against Yamaguchi, the second game closed at 21-9, a margin that reflects her ability to break away in the middle and late stages of each game, when her stamina and defensive retrieval begin to wear opponents down. It is the typical outcome pattern of a player who controls the rally and then accelerates to finish, rather than winning quickly through early attacking bursts. It is worth noting that the accompanying data analysis provides no shot-level technical metrics such as smash speed, rally length or unforced-error rate. Any reading of her playing style is therefore inferred from results rather than match observation, and should be treated as reference only. A HISTORICAL RECORD: FIRST WOMEN'S SINGLES PLAYER TO DEFEND GOLD According to published data, An Se-young became the first women's singles player to successfully defend an Asian Games gold medal since the discipline was introduced to the programme in 2026. This is a historical record that extends beyond a single tournament and positions her among the players with a long-term imprint on the continental stage. However, records of this kind depend on definitions and require cross-checking against primary data from the Olympic Council of Asia (OCA) and the Badminton World Federation (BWF). This article reports the information as published, with a recommendation for independent verification before it is used as an official reference source. NINE CONSECUTIVE WINS OVER YAMAGUCHI The final victory extended An Se-young's head-to-head run against Akane Yamaguchi to nine consecutive wins in favour of the Korean player. With Yamaguchi still inside the world's leading group, the streak is no longer a one-off upset but reflects a stable, systemic match-up advantage. In the women's team event, An Se-young again beat Yamaguchi in the semi-final between Korea and Japan. Korea nevertheless took only bronze. That detail shows the limit of the Korean women's team lies in squad depth rather than in the form of its number one player, a structural signal entirely separate from her individual achievement. THE 56-1 SEASON AND THE 46 INTERNATIONAL TITLES MARK As of the period after the Asian Games 2026, An Se-young held a 2026 record of 56 wins and one defeat across 57 matches played. That is an extremely high win rate for women's singles, a discipline in which the density of competition among the world's top group is heavy and the performance gaps are usually small. In parallel, she is credited with 46 international titles in her career, matching the mark of Indonesian legend Susi Susanti. This is a media-compiled metric: the BWF does not publish a single canonical list of international titles, so the figure is definition-dependent and requires verification. The comparison with Susi Susanti carries strong emotional weight in Asian badminton markets, but its data foundation is not yet solid. THE WORLD CHAMPIONSHIPS AND ASIAN GAMES DOUBLE, ACHIEVED TWICE A more robustly verifiable milestone is An Se-young completing the double of world champion and continental champion in the same calendar year for the second time, after 2026. Repeating the feat in 2026 shows she has sustained her peak across the whole 2026-2026 window rather than producing a single-season spike. In Korean badminton history, consecutive-title records have previously been recorded in mixed doubles, with the pairs Park Joo-bong and Chung Myung-hee (2026-2026) and Kim Dong-moon and Ra Kyung-min (2026-2026). Those historical data points likewise require cross-checking against official sources before citation. WORLD NUMBER ONE STATUS AND THE QUESTIONS BEHIND IT At 24, An Se-young is in the peak phase of her career and holds the world number one ranking. She is Korea's main pillar at the top of women's singles, while China and Japan have more fallback options inside the top ten. A workload of 57 matches in a single year raises questions about load management. For a player holding the number one ranking, points-defence pressure is self-generated: every event skipped or lost directly affects accumulated points. A dense calendar also increases injury exposure, particularly for a style that relies heavily on full-court movement and durable defence. An Se-young has previously raised public concerns about national-team injury management and support systems, making the quality of the strength-and-conditioning and rehabilitation staff a live variable for her dominance. REGIONAL CONTEXT AND THE OUTLOOK TO LOS ANGELES 2028 The Asian Games 2026 took place in Aichi-Nagoya, in the middle of the Olympic cycle between the post-Paris 2026 period and the build-up to Los Angeles 2028. It is a continental multi-sport event whose prestige value exceeds its BWF ranking-point value, so results there carry more legacy and media meaning than technical points meaning. For An Se-young, the biggest question over the next two years is not which rival can immediately overtake her, but whether she can maintain fitness and motivation through a punishing schedule. Her single defeat in 2026, against an opponent not specified, is a data point worth tracking, since it could signal fatigue, a specific match-up problem, or simply a statistical outlier. On the rivals' side, the straight-game defeats of Chen Yufei and Ratchanok Intanon at the Asian Games 2026 indicate the chasing pack currently has no stable answer to An Se-young's game. That puts pressure on China and Japan to accelerate generational change in women's singles, and reinforces the image of a single dominant pole in the contemporary women's singles landscape. CONCLUSION The gold medal in Aichi-Nagoya on September 29, 2026 was the product of a run without dropping a single game, including straight-game wins over Intanon, Chen Yufei and Yamaguchi. The accompanying records, a first-ever defence of the women's singles gold, a nine-match winning streak over Yamaguchi, a 56-1 season and a second World Championships and Asian Games double, place An Se-young in the position of a dominant contemporary player. Two gaps remain in the wider picture, however: the depth of the Korean women's team, and the verifiability of several definition-dependent records. The competitive results are clear; the records should be cross-checked against official data sources before being treated as a reference standard. The information in this article is provided for sports-reference purposes only and does not constitute any other form of advice.