S01E01 Prologue: Nana and NANA
Nana recalls the first time she meet the other Nana on the train while traveling to Tokyo.
Hachi is trying to get her life back on track after suddenly losing her job. Meanwhile, Shoji is forced to work out his feelings for Sachiko and Hachi.
Nana Osaki and Nana Komatsu meet while traveling to Tokyo in pursuit of their respective dreams, and decide to be roommates. Although drastically different people, the two become very close and together they find out if their biggest dreams have room for their best friend.