From Anime Bath Scene Wiki
A bathing suit loss occurs when the person who is swimming accidently loses their bathing suit resulting in an unofficial Skinny Dipping scene.
List of Bathing Suit Loss Scenes
|December 21st, 2004||"School Rumble ep. 12"|
|Harima Kenji loses his Swimming trunks at the beach in the ocean and ends up having Nara give him back his swimsuit which he though was Tenma Tsukamoto's.|
|February 1st, 2011||"Rio - Rainbow Gate ep. 5"|
|While two girl were riding a new water slide, they bikini somehow were remove and end up naked?|