Kakeru Naruse is a fictional character from the manga series Orange, created by Ichigo Takano. He is a high school student who struggles with his emotions and past experiences. Kakeru is depicted as a kind yet troubled individual, often dealing with feelings of loneliness and despair. His character plays a central role in the story, which revolves around themes of friendship, love, and the impact of choices. In Orange, Kakeru receives letters from his future self, urging him to change his fate and seek help. This unique narrative device highlights the importance of communication and support among friends. Kakeru's journey emphasizes the significance of mental health and the power of connection in overcoming personal challenges.