World Puzzle Federation

Championships
- Sudoku (WSC)
  - 2022: Krakow (Poland)
  - 2019: Germany (Kirchheim
  - 2018: Czech Republic
  - 2017: Bangalore (India)
  - 2016: Senec (Slovakia)
  - 2015: Sofia (Bulgaria)
  - 2015: WJSC (Beijing)
  - 2014: London (United Kingdom)
  - 2013: Beijing (China)
  - 2012: Kraljevica (Croatia)
  - 2011: Eger (Hungary)
  - 2010: Philadelphia (USA)
  - 2009: Zilina (Slovakia)
  - 2008: Goa (India)
  - 2007: Prague (Czech Republic)
  - 2006: Lucca (Italy)

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The 15th World Sudoku Championship was held in Krakow, Poland from the 17th to 18th of October 2023. The official website for the event: https://www.wspc2022.com/

The WSC Results: https://www.wspc2022.com/wsc