Es Con Field Hokkaido says it's the world's first baseball stadium with a natural onsen overlooking the field. Developers dug 4,265 feet into the ground to reach the water, according to HKS ...

Es Con Field Hokkaido will be the first baseball stadium in Japan with a retractable roof over natural grass. Kentucky Bluegrass, which is suitable for the cold weather of the northern main island ...

The retractable-roof, 35,000-seat stadium in Hokkaido opened last year and is ... it wouldn’t reflect well on Japanese baseball,” Daito said. “Everyone starts as an ace and No. 4 hitter.