Swimming manga

Is non BL fine?
https://www.mangago.zone/read-manga/yoru_to_umi/
https://www.mangago.zone/read-manga/silent_blue/
https://www.mangago.zone/read-manga/the_leftmost_pair/
https://www.mangago.zone/read-manga/ritou_no_umi/

Thanks!! I don't really want swimming romance though, just like a sports manga, sorry I should have been more specific

Oh sorry! In that case, you might want to ignore The Leftmost Pair, the other ones barely have romance in them.

Great! Thanks :3