Simple 1500 Series vol.077 - The Suiei is a swimming simulation game that features the classic 4 swiiming styles (Freestyle swimming, Breaststroke, Backstroke. & Butterfly stroke), up to four players to compete at the same time, the gameplay controls is using the gamepad analog sticks.

Game Modes:
- Story Mode: Take the role of Itsuka (Japan) or Kite (France) to make her a great swimming champion.
- Free Mode: Compete in tournaments with the characters unlocked in the Story mode.
- Vs Mode: Compete against other human player.
- Tutorial: Explanation of the game controls.