The Wakkanai Midori Challenge Cup is an annual bonspiel, or curling tournament, held at the Wakkanai City Midori Sports Park in Wakkanai, Japan. It is held as part of the Hokkaido Curling Tour. The total purse for the event is ÃÂ¥ 1,700,000 with the winning team receiving ÃÂ¥ 1,000,000.
The tournament is held in a round robin format with the top four teams qualifying for the single elimination playoff round.
The event is streamed on the Hokkaido Curling Tour's YouTube page.