2026 H-NAC Aqua Park Suigo (H-NACヒューナックアクアパーク水郷) Full-Day Course

A one-day course starring H-NAC Aqua Park Suigo (H-NACヒューナックアクアパーク水郷), the outdoor leisure pool in Tsuchiura City, Ibaraki Prefecture, open from Saturday, July 11 to Monday, August 31, 2026. In the morning, stroll the historic castle ruins and greenery of Kijo Park (亀城公園), the symbol of Tsuchiura (土浦), then relax in the lake breeze at Kasumigaura Sogo Park (霞ヶ浦総合公園), which spreads along the shore of Lake Kasumigaura (霞ヶ浦). From midday, enter H-NAC Aqua Park Suigo (H-NACヒューナックアクアパーク水郷) and savor water play until evening. Changing rooms, showers and a shop are all provided, so with just a swimsuit and a towel you can enjoy the day almost empty-handed. Hours are 9:00 to 17:00 (last entry 16:30), and it is closed from July 13 to 17, so checking the schedule in advance is reassuring. Fees are 1,500 yen for adults and high school students, 750 yen for elementary and junior high school students, 250 yen for preschoolers aged 4 and over, and free for infants aged 3 and under, a price setting the whole family can enjoy easily. Combining a historical stroll through central Tsuchiura (土浦), the scenery of Lake Kasumigaura (霞ヶ浦) and classic summer pool fun in a single day, it is a course recommended for families.