Water play at toddler, lower-grade, and adult pools until late afternoon

About this spot

An outdoor pool within Gunma no Mori park in Gunma Prefecture, operating from July 18 (Saturday) to August 31 (Monday), 2026. Hours are 9:00 AM to 4:30 PM, and admission is free. Separate pools for toddlers, lower-grade students, and adults let families of all ages enjoy water play at their own pace. With lifeguards on duty, families visiting for the first time can enjoy peace of mind. Set in a verdant park, you can rest in the shade between water activities. A free, full-day water fun destination, it's a summer vacation classic.

Season & hours

Tips

The pool operates on a rotation system, closing from noon to 1 PM. Plan this time for picnicking or resting in the shade for a smooth day. Check the official website or day-of signage for details about changing facilities, locker availability, and bring-in rules. The shared Gunma no Mori parking area serves the pool.

Best time to visit

Entering at noon lets you play until just before the break, then enjoy more water fun from 1 PM until the 4:30 PM closing.

Access & map

Takasaki City, Gunma Pool