Waterboys (ウォーターボーイズ, Wōtā Bōizu) is a 2001 Japanese comedy film written and directed by Shinobu Yaguchi, about five boys who start a synchronized swimming team at their high school.
The film stars Satoshi Tsumabuki (Suzuki, the leader of the team), Hiroshi Tamaki (Sato), Akifumi Miura (Ohta), Koen Kondo (Kanazawa), Takatoshi Kaneko (Saotome) and Naoto Takenaka (the dolphin trainer).
Suzuki is a high-school student who aspires to become a great swimmer; however, he is the only person in the school's swimming team.
When he runs out of gas, he returns to get some money and discovers that they are totally synchronized and doing well with the game.
Later, while training in the sea, a tourist with a video camera films them, thinking that they are drowning, and the boys appear on TV.