kinda anachronistic that she's clutching something that didn't even exist back in the Twenties *note: DD-7 refers to her original Japanese designator as commissioned
Hayasui was actually pretty slow. Her description mentioned the blowjob jokes a good week before any actual sucking jokes showed up.
Maybe Shimakaze was the fastest? I remember the first Kancolle image I saw was here and it looked innocent enough in the thumbnail but it showed her... um, collecting "milk" for a hungry Akagi in a repair bucket.