The Nagoya Diamond Dolphins overwhelmed the Ryukyu Golden Kings in the first quarter of Saturday's B. League Championship quarterfinal series opener.

The Diamond Dolphins' 21-4 scoring spurt over the first 10 minutes paved the way for a 69-53 victory in Okinawa City.

And now the pressure's on Ryukyu to win Game 2 in order to force a winner-take-all Game 3 on Monday.