"Tetra Mound" by Isamu Noguchi installed at Moerenuma Park in Sapporo. The installation was designed by Noguchi a Japanese-American artist and architect. Construction of the park was begun in 1988, and opened in 2005. The park has won a number of awards including the Good Design Award in 2002. The park is considered to be one complete sculpture. The triangular sculpture over a grassy mound is called "Tetra Mound".