Hajime is someone who takes on part-time jobs at school to support his unit, Ra✽bits, even doing odd jobs like laundry. He enjoys taking care of flowers and often prepares drinks in the tea club. Although he struggles with making eye contact when talking to new people due to social anxiety, he carries a lavender aromatic pouch as a protective charm. Hajime has paranoia and daydreams frequently. Despite coming from a poor family, he is good friends with Tomoya Mashiro and Tetora Nagumo, and his singing voice is beautiful.