Sitting at a burger spot in Kamakura watching surfers catch waves and seagulls soar along the shore, it was easy to imagine the colorful, coastal Japan depicted by the many artists that fall within the beach umbrella of the city pop genre. Think of this as a Day-Glo orange mixtape inserted into an aqua-colored boombox and transport yourself to the sunny sea with an air of a nostalgia for years you've never experienced.