Tennis polo
The sport is played on a grass field between 80 and 100 yards long and 50 to 65 yards wide. The goal area is a semicircular line with an 11-yard radius and the penalty mark at 13 yards from the goal. An experimental rule has a second semicircular line on the field with a 17-yard radius. Generally, a field for gridiron football or soccer can be used.
Kamiyugi Park Baseball Field
Both sides are 98 meters in length and the longest sides measure 122 meters The infield area has a clay surface (dirt) while the outfield is a natural lawn. There is a magnetic reversal type of scoreboard. It has a capacity of 3,000 people (1,600 in the inner section, 1,400 in the outer section)