The Japanese Garden of Montevideo is located in the Prado neighbourhood of Montevideo, behind the Juan Manuel Blanes Museum.
It was donated by Japan as a memorial to the 80th anniversary of the establishment of diplomatic relations between both countries, and inaugurated on 24 September 2001 by Princess Sayako.A wooden plaque, with calligraphy by then-Prime Minister Junichiro Koizumi, bears the inscription 平成苑 "Heisei Garden", being the year 13 of the Heisei Era at the time of the inauguration.
Wikipedia https://en.wikipedia.org/wiki/Japanese_Garden,_Montevideo
Address Pierre Fossey, Montevideo 11700, Uruguay
Coordinates -34°51'11.921" N -56°11'56.765" E