Densha Otoko (2005)

A true love story turned to bestselling novel, created from the Internet BBS, 2channel to blockbuster hit movie. Ito Misaki plays Aoyama Saori, working as an office lady at a MNC, gets into trouble with a drunkard on a train. She's saved by Yamada Tsuyoshi, played by Ito Atsushi. As a form of appreciation, she sends him Hermes teacups. Having no experience with the opposite sex, Tsuyoshi decides to ask for help on the Aladdin Channel BBS on how to interact with Saori.