Gin no Otoko (1992)

One day, nineteen-year-old university student Yuji gets dumped by his girlfriend Keiko for no apparent reason. Sad and baffled by this sudden development, he opens a newspaper and sees an advertisement of an agency called Evening saying they hire hosts to work with female customers. Yuji calls them and soon begins working as a gigolo. In this new job he faces some unexpected trouble at first; however, his kind and honest attitude eventually wins the hearts of his clients.

Unfortunately the movie Gin no Otoko is not yet available on HBO Max.