One of Sanaa's first commissions was the O-Museum in Nagano, Japan. The building is sited where a castle once stood in the 14th century, so Sejima and Nishizawa elevated it over the ground and the castle's foundation. Photo by Hisao Suzuki. Courtesy Sanaa. Photo 2 of 17 in Sanaa at the DAC: A Retrospective by Miyoko Ohtake

Sanaa at the DAC: A Retrospective

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One of Sanaa's first commissions was the O-Museum in Nagano, Japan. The building is sited where a castle once stood in the 14th century, so Sejima and Nishizawa elevated it over the ground and the castle's foundation. Photo by Hisao Suzuki. Courtesy Sanaa.