The Japanese Art Association has awarded the Praemium Imperiale architecture laureate 2010 to Toyo Ito.
The Korean-born architect will receive 15m yen ($180,000) prize at a ceremony in Tokyo on 13 October.
Founded in 1989, the award recognises achievement in the arts in five categories.
The association described the Ito as a conceptual architect who is both constantly innovative and globally influential, according to bdonline.co.uk.
Past recipients of the award include Zaha Hadid in 2009, Peter Zumthor in 2008 and Herzog & de Meuron in 2007.