 Later, when he attempted to save Charlie's life by traveling to the day before her death, Hiro accidentally traveled six months into the past.He also inadvertently teleported to present day Japan from Texas just as he and Charlie were about to kiss and then could not teleport back, no matter how hard he tried.After the incident with Charlie, Hiro's powers began weakening, eventually becoming completely unusable though he is able to inadvertently reverse time for a bullet by one second, saving himself and Ando but unaware he did it.