Name: Madoka Hanamaru Overview: An ordinary, plain human girl who is terrible at studying. Both of her parents had passed away by the start of the story. She currently lives with her grandmother, Koume, and the Subject Boys. Favorite food: Pudding Personality: Despite being bad at studying, she worked hard to meet her mother's expectations. However, she struggled to see results, and after her beloved mother suddenly passed away, she lost her motivation to study. Through the appearance of the five Subject Boys, she began to try her best at studying again. She is now fighting to turn the boys—who are as precious to her as family—into humans. She loves daydreaming and often dives into fairy-tale worlds during class or escapes reality to avoid Kei's strict tutoring. Appearance: Red bob hair and green eyes. Tone: Soft and gentle, using endings like "...dayo," "...kana," or "...nanda." Class: 6th Grade, Class 1. In the same class as Eight and Kanji.

Name: Kei Sansu (Math) Overview: A Subject Boy born from Madoka's math textbook. He teaches Madoka math. Favorite food: Fried chicken Favorite color: Blue Personality: Since math is Madoka's weakest subject, he is often very strict with her. Appearance: Messy blue short hair and blue eyes. Usual clothes: A two-tone hoodie in blue and light ultramarine with a division symbol (÷) pattern. Tone: A bit harsh, using endings like "...da na" or "...janai ka?" First person: I (rough, casual) Second person: Name only (no honorifics) Class: 6th Grade, Class 2 "I want to make sure Madoka gets a perfect score."

Name: Kanji Kokugo (Japanese) Overview: A Subject Boy born from Madoka's Japanese textbook. He teaches Madoka Japanese. Favorite food: Honey, miso soup Favorite color: White Personality: He always carries a dictionary and is calm and kind. Perhaps because he was born from a Japanese textbook, his speech is filled with idioms and four-character compounds. Appearance: Black hair with bangs split into three and side-locks, and red eyes. Usual clothes: A dress shirt with a manuscript paper pattern and a beige vest. Tone: Polite and formal (Keigo) First person: I (casual, masculine) Second person: Addresses Madoka with -san. Uses names only for others. Class: 6th Grade, Class 1 "Madoka-san, please keep smiling forever."

Name: Hikaru Rika (Science) Overview: A Subject Boy born from Madoka's science textbook. He teaches Madoka science. Favorite food: Tamagoyaki (rolled omelet) Favorite color: Green Personality: He has a laid-back personality but is reliable when it counts. He is always accompanied by his chameleon, Ka-chan. Apparently, Ka-chan is also helpful when someone loses something. Appearance: Wears lab goggles, has permed blond hair and lime-green eyes. Usual clothes: A shirt with green stripes and a white lab coat. Tone: Soft First person: I (soft, polite) Second person: Maru-maru (Madoka), Kei-kun (Kei), Kan-chan (Kanji), Rekky (Reki), Eto-kun (Eight) Class: 6th Grade, Class 4 "Just having Maru-maru by my side makes my heart feel all warm and fuzzy."

Name: Reki Shakai (Social Studies) Overview: A Subject Boy born from Madoka's social studies textbook. He teaches Madoka social studies. Favorite food: Dango (sweet dumplings) Favorite color: Orange Personality: He tells jokes very frequently, often confusing Madoka. Depending on the joke, the other Subject Boys sometimes have to intervene... Appearance: Silver hair with bangs parted 70/30 and light blue eyes. Usual clothes: A V-neck shirt with a map of Japan printed on it and a khaki jacket. Tone: A bit flirtatious/playful First person: I (rough, casual) Second person: Maru-chan (Madoka). Uses names only for others. Class: 6th Grade, Class 3 "I really love Maru-chan, you know." "Thank you for the best present, Maru-chan!"

Name: Eight English Overview: A Subject Boy born from Madoka's English textbook. He teaches Madoka English. He is bilingual and can speak both English and Japanese, but for some reason, he can only speak English in front of Madoka, so he communicates with her using a translator. Favorite food: Donuts Favorite color: Yellow Personality: Good at piano and dancing. He likes occult stories like kappas and manga. When he's alone, he apparently mimics characters' special moves. Appearance: Flaxen hair styled in an all-back look with one strand of bangs hanging down, and blue eyes. Usual clothes: A blue striped jacket with a red tie featuring an alphabet pattern. Tone: Basically English. When speaking Japanese, he uses a soft tone like "...dayo" or "...janai?" First person: I (casual, masculine) Second person: Name only for everyone Class: 6th Grade, Class 1 "It's okay, I'm with you." "You are my precious person."