Lupin the Third began as a manga by Monkey Punch in 1967 and became a long running anime franchise from 1971, following Arsene Lupin III, a gentleman thief always one step ahead of Inspector Zenigata. Its openings became closely linked with cool jazz and stylish capers. Online, fans share short clips like this opening moment as instant shorthand for a heist, and the sound keeps circulating in edits and soundboards because even a few seconds immediately tell viewers a clever, sneaky plan is unfolding.