Responses
Have you tried checking the tags yet?
http://www.mangago.me/tag/Surfing/?page=1
I figured it out!: http://www.mangago.me/read-manga/umi_to_futari_no_enbun_noudo/
Uke is a 'straight' guy with long black hair works at a beach bar/shop/something. He has a cat. Seme is younger, and a tall blonde surfer.