Pioneering Japanese artist Yayoi Kusama, who splashed her signature polka dots on paintings, sculptures and museum installations around the world, has died. She was 97.

The Japanese artist has died at age 97. Kusama's polka dotted pumpkins, "Infinity Rooms," and other repetitive and dreamlike artworks have been shown in museums and galleries…

Japan's "polka dot queen" has been remembered for her remarkable originality.

Her work was expressive of her own experiences with mental health challenges.