: Hachi discovers she is pregnant. While the biological father is uncertain (between Takumi and Nobu), Takumi steps up to take responsibility, and they eventually marry. This choice creates a deep rift between Hachi and the BLAST members, particularly Nana O.. The Anime vs. Manga Ending
: Beyond the anime, the story grows darker. Ren dies in a car accident, which leads to Nana O.'s complete disappearance. Years later, Hachi is shown raising her children (Satsuki and a son also named Ren), still hoping to reunite with Nana O., who is hinted to be living in London. Nana (Dub)
The anime and manga provide different levels of closure as the series remains on an indefinite hiatus due to the author's health. : Hachi discovers she is pregnant