Yukiteru Amano is the main character in the anime and manga series Future Diary (or Mirai Nikki). He is a shy and introverted high school student who often finds himself lost in his own thoughts. Yukiteru possesses a unique ability to predict the future through his diary, which records events that will happen to him. Throughout the series, Yukiteru becomes involved in a deadly survival game organized by Deus Ex Machina, the god of time and space. He must navigate complex relationships with other diary holders, including Yuno Gasai, who becomes both an ally and a romantic interest. Yukiteru's character development is central to the story as he learns to confront his fears and make difficult choices.