A chance meeting on a train to Tokyo sends two girls named Nana on a collision course with destiny! After a string of epic romantic failures, Nana Komatsu is ready to take control of her life and get a clean start in the big city. After prioritizing her musical ambitions over love, Nana Osaki is ready to stomp her way to the top of Tokyo's punk scene. With determination in their hearts and dreams in their eyes, the two Nanas are ready to take the world by storm! This is the story of two 20-year-old women who share the same name. Even though they come from completely different backgrounds, they somehow meet and become best friends. The world of Nana is a world exploding with sex, music, fashion, gossip, and all-night parties. Living in Tokyo is proving harder than either Nana expected. Nana K. can't seem to outrun her bad luck in love, and Nana O.

can't seem to avoid the constant reminder of her ex-boyfriend's success. Can the brand-new besties help pick each other up, or will doom and gloom win this round?.