Yachtsman © 1982 Sanritsu.
A windsurfing sport game.
Main CPU : Zilog Z80 (@ 4 Mhz)
Sound Chips : (2x) General Instrument AY8910 (@ 1.5 Mhz)
Players : 2
Control : 8-way joystick
Buttons : 1
Released in April 1982.
This game is also known as Mermaid.