An anime that flew well under my radar has appeared for all the right reasons: the swimsuit episode. Senryuu Shoujo follows a quiet girl who communicates solely in a form of haiku known as 'senryuu'. She falls for a delinquent, who in turn fancies her enough to learn how to write senryuu. Here's a trailer:

Honestly, it's a good series. It first started airing in April, and it's based on a manga series that is 8 volumes deep so far. Well, enough of the setup. You came for the bikinis, and I won't fail you.