One strong possibility: (2017 anime, 12 episodes + OVA) – The protagonist, Yoshiko Hanabatake, frequently falls from her classroom window (2nd floor) or jumps down, leading to gags. But the title is not "Joshi Ochi."
However, the concept it evokes is deeply rooted in romantic comedy anime tropes. If a studio were to greenlight an anime with that exact title, it would likely be a 12-episode ecchi rom-com about a high school boy whose new desk is under a second-floor window – and different girls fall onto him every week. One strong possibility: (2017 anime, 12 episodes +