Yayoi Kusama at Tate Modern
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Inside the repetitive world of Yayoi Kusama

22 June 2012 Last updated at 14:54 BST

Now in her 80s, the Japanese conceptual artist Yayoi Kusama is still as vigorously productive as when she first burst onto New York's counterculture scene in the 1950s.

She has been living voluntarily in a psychiatric institution since 1977 and has channelled her mental illness into creating art.

Alastair Sook when to see her latest exhibition at London's Tate Modern ahead of its move to New York's Whitney Museum of American Art.

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