A member of the Drama Club, she has played various roles such as the Lady-In-Waiting in Swan Princess and Lady Capulet in Romeo and Juliet during the Cultural Festival. However, she is primarily known for writing most of the adaptations of the plays performed by the Drama Club. She is an exceptional writer and has published a book that features her friends Misaki and Yoshirō. Notably, she, along with Yoshirō and Misaki, originally appeared in another manga called Mokugekisha ("Eyewitness").
In the 12th book of the series, Nobuko expresses that she considers Toki-Senpai to be like a father figure to her. He shows considerable concern and care for Nobuko, especially evident when she was taken hostage by a group of thieves during a joint assembly in volume 5. Throughout the series, it is implied that Nobuko and Toki-senpai have developed a close relationship, particularly highlighted during a confrontation with Makoto where Nobuko easily disarms Toki-senpai.
