Oboko

is a Japanese manga written by Makoto Ogino (author of the "Peacock King" franchise. The 12 chapters were serialized in Shueisha's "Business Jump" magazine from issues 2003 #17 to 2004 #1, and later on from 2004 #10 to #12, until they were compiled into 1 tankobon released on July 16, 2004. The manga was also the draft of Makoto's next work "Salvia no Umi" serialized in Magazine Magazine's "Tsurimaru" fishing magazine.

Plot Summary
Umi Isshiki is a high school girl whose fisherman father died a month ago, and whose family's boat rental business is in jeopardy while she doesn't have a shipping license. When a new assistant teacher named Riku Tsuwabuki is hired at Umi's school, it will have to take his fishing and boating expertise to save Umi's business by confronting the world's roughest waves.

Characters

 * Umi Isshiki (一色 海): The main protagonist.
 * Riku Tsuwabuki (石蕗 陸): A new assistant teacher at Umi's school who later becomes Umi’s love interest.

Trivia

 * The title's meaning is a polysemy for: the name of a young mullet/successful fish, and the naming of a young person/virgin who is not accustomed to the world.