A second-year high school student who becomes the unintended recipient of a love letter. She initiates a secret diary exchange with Jun through the school shoe closet and develops an attraction to him while struggling with the guilt of concealing the initial letter's mistake.
Jun writes the initial 'like' note, sparking a secret romantic correspondence.
Erino is Nozomi's closest confidante and the original intended recipient of the first letter.
Haruto is part of Nozomi's high school peer group and daily environment.
Yuko is a close friend within Nozomi's inner social circle.
Hiroto is a peer in Nozomi's high school class.
Explore the full interactive character relationship map of Our Secret Diary