Erotica Yuuwaku Kenshuu Hajimaru yo~ Shigoichau Kara Kakugo Nasai!

Protagonist starts working in a company. As part of the company's new policy, he is assigned to a different department for a training period to learn more about the organization. However, the training department turns out to be a problematic one, consisting of only female employees working on developing swimsuits. He's surrounded by hot boss ladies and sexy coworkers, and the poor guy can't even get a word in. He's constantly teased and finds himself in a daily struggle to choose between learning his job and dealing with those horny ladies coming at him.