Onodera Ritsu is a fictional character from the manga and anime series Sekaiichi Hatsukoi, created by Shungiku Nakamura. He works as an editor at a publishing company and is known for his serious demeanor and dedication to his job. Ritsu has a complicated romantic history, particularly with his former high school friend, Masamune Takano. Ritsu's character development revolves around his struggles with love and professional challenges. Throughout the series, he learns to navigate his feelings while balancing his responsibilities at work. His interactions with other characters, including Hatori Yoshiyuki and Kisa Shouta, contribute to the story's exploration of relationships and personal growth.