Okarin, also known as Rintarou Okabe, is the main character of the popular visual novel and anime series Steins;Gate. He is a self-proclaimed 'mad scientist' who often refers to himself as Hououin Kyouma. Okarin is known for his eccentric personality, quirky behavior, and his determination to change the course of time through his inventions. Throughout the series, Okarin navigates complex themes of time travel and the consequences of altering the past. His relationships with other characters, such as Kurisu Makise and Mayuri Shiina, play a crucial role in his development and the unfolding of the story's intricate plot.