Nobody talks about this one. Four episodes of pure coastal air, no plot armor, no manufactured drama, just people existing exactly as they are. You watch it the way you'd actually sit by the ocean: no agenda, no waiting for something to happen, perfectly content to let the light change and the conversation drift where it goes. The show moves at the speed of real time, which means it feels less like watching and more like remembering a summer you didn't know you were living. It costs nothing to give it a chance. It asks nothing of you except to stop rushing for ninety minutes.
Yappari Umi ga Suki is a slice of life OVA from Shin-Ei Animation.