Yoyogi Park seems unlikeliest of locations for an outdoor festival celebrating the sea (surely the beach would be a better option?), but don’t let that deter you from enjoying this water-loving weekend festival. After all, it’s free. This year, you can expect live performances by surfer-musician Donavon Frankenreiter and reggae artist Rickie-G, as well as about 30 food trucks and beer gardens offering beach café-style food.
Japanese act to watch: A singer- songwriter who made her major- label debut in 2016 after having worked as a nursery school teacher and odd jobs, Nakamura Emi has a big powerful voice that belies her petite frame.