Picture this, it’s the summer of 2019 and you’ve just stepped off the Tube on your regular 9-5 commute. You look to your left and see a woman dressed in a black and white polka-dot smock dress.

At first, Sugai adopted traditional ukiyo-e woodblock techniques, using bright colors to create prints infused with avant-garde art influences. In the 1960s, however, he transitioned into painting and ...