
If you're looking for manga similar to Ocean, you might like these titles.
Seven years ago, Yura found Nao washed up from the sea. No one knows who he is or where he came from. Her parents took him in, and he's been living as her "little brother" for seven years, but now that is going to change...?
In a faraway archipelago to the south, there is a beautiful, sun-drenched island with pristine beaches, gentle waves, and a laid-back atmosphere. Umi Kohama was raised on the island and works as a diver. Along with her coworkers and other residents, Umi enjoys her idyllic life.
Chappy's only strong point is his cooking. While working at a hotel on a quiet island he meets Natsu, who shows him a whole new world in Diving. Together they search for the Pink Napoleon fish that is said to bring happiness.
Shachi, a young fisherman who lives in an peaceful island, is involved in a tragic event that reminds him the death of his father, which happened years ago.The boy then decides to start a journey in the mysterious ocean.
The story of the girls who met at Okinawa's sea. Amane who invites her neighbor living next door Sango to the sea. While bringing about a stormy mood, the two of them also head for the sea today!