Benkyo comes from the Japanese word for study or studying, and pairing it with baby gives the phrase a deliberately cute, meme friendly twist. The clip spread through short form video and soundboards as a reaction sound for school and study content, rather than as a quote tied to one confirmed scene. Editors reuse it for anime edits, study with me posts, exam season jokes and productivity memes because the meaning is clear even without context, and the short length makes it easy to loop, layer or drop into a fast cut.