高松宮殿下記念世界文化賞
On 17 November 2000, she became an honorary citizen of Hannover, Germany, and donated 300 pieces of her artwork to the Sprengel Museum located there. In 2000, the artist was awarded the Praemium Imperiale award for sculpture, by the Japan Art Association. The award is considered to be the equivalent of the Nobel Prize in the world of art.