In 1964, more than two hundred artists in a network that spanned multiple continents received a card from Shiomi Mieko, inviting them to "Write a word and place it somewhere." Shiomi’s simple instruction exemplifies the spirit of openness, simplicity, and versatility that characterized the transnational artistic networks related to Fluxus in the 1960s. “Between New York and Tokyo: Fluxus and... Sh