ATP Challenger Tour on X: "Welcome back 👋 The October calendar has been released with South Korea 🇰🇷 & Japan 🇯🇵 returning to the #ATPChallenger Tour for the first time since 2019!
2019 Season: Week Week Starting City Current Tournament Name Surface | PDF | Recurring Sporting Events | Ball Games
![Que bueno! 19-year-old Gonzalo Bueno wins Buenos Aires Challenger, Valentin Vacherot goes back-to-back | ATP Tour | Tennis Que bueno! 19-year-old Gonzalo Bueno wins Buenos Aires Challenger, Valentin Vacherot goes back-to-back | ATP Tour | Tennis](https://www.atptour.com/-/media/images/news/2024/01/15/15/26/bueno-buenosairesch-2024.jpg)