Monika is also known to be quite popular, which causes the protagonist to have an admiration for her. She is not as talkative as the other girls, but this is implied to not be through choice. Monika is noted by the other characters to be smart, confident and athletic. She is believed to be the second-tallest character, behind Yuri or the protagonist. This is believed to be Monika's attempt to stand out and show how she is different from the other girls due to her sentience. She also wears a dark-blue skirt, black thigh-high socks, and white uwabaki slippers with a pink tip, completely different in comparison for Sayori, Yuri and Natsuki's long white socks with blue tips on their slippers. She wears the typical school uniform, which is a warm gray blazer over a brown sweater-vest, and underneath that a white-collared shirt, topped off with a small red ribbon. Her eyes are emerald green Act 3 shows tiny dots in what is supposed to be her colored pupils already surrounding the iris. She also has bangs and two long strands of hair next to her face. Monika has long coral brown hair that she keeps in a ponytail tied back with a cute white bow.
Her character for unknown reasons becomes self aware after having a epiphany, realizing she can not be dated in the game, and starts manipulating the game files in order to drive the player to her.