KODOMONOKUNI was founded in commemoration of the Royal Marriage of Prince Akihito and Princess Michiko in 1959 (mounted Emperor and Empress since 1988). It was officially opened on May 5th, a national holiday of the Children’s Day, in 1965. KODOMONOKUNI is a type of natural-park of which the main purpose is to contribute to children’s sound mind and body. The land covers an area of 976,000 square meters (approx. 240 acres).
Park Hours
9:30a.m.-4:30p.m.(5:00p.m.in July & August)
Closed on every Wednesday, Dec.31 & Jan1. Open on Wednesday when it is a national holiday.











