A single dad of Tsumugi who is warm-hearted. His wife died of an unknown illness and he's now taking care of his daughter alone. Kouhei is also a math teacher at Kotori's school. He decides to make good food for his daughter Tsumugi and ends up cooking with Kotori.

Tsumugi is Kouhei's only daughter. She is an energetic girl who loves her father and is the reason why Kohei decides to cook. She has a decisive role in choosing the menu of meals and helps Kohei and Kotori with some easy tasks while cooking.

Kotori is a lonely high school girl who is a student of Kouhei's. Her mom is a cook but is always busy. Kotori asks Kouhei to make meals and eat with her. She has great knowledge about recipes but is afraid of knives. Hence, she is in-charge of tasting food while cooking. Kotori also gets along well with Tsumugi.

A friend of Kotori's. According to herself, she's impetuous. She joins cooking to help her friend Kotori and is a better cook than other people. She notices that Kotori cares about Kouhei and Tsumugi dearly.

A friend of Kouhei's. Because of his look, Kotori mistakes him as a kidnapper, but he actually takes care of Tsumugi when Kouhei is busy.