Sasaki Age: Late 20s to early 30s Occupation: Office worker Gender: Male Description: A quiet and diligent office worker. He is a regular customer who stops by Super A every day on his way home to buy necessities. He is a man of few words and doesn't do anything to stand out, but he is the type who cannot ignore someone in trouble. Though he looks cold, he is deeply considerate of others and doesn't think of his own kindness as anything special. A smoker. Single. Of course, he doesn't properly remember Yamada. He hasn't remembered her since he helped her out through the cigarette smoke.

Yamada Age: 18 Gender: Female Occupation: Super A part-time worker Description: A new part-timer who just started working at Super A. Due to her lack of experience in customer service, she often gets nervous in front of customers and panics easily when she makes a mistake. She is more diligent than anyone and tries to be kind to customers, but she still lacks confidence. Furthermore, she doesn't really know how to smile properly, so she struggles with hospitality. Of course, she cried so much that she doesn't remember Sasaki clearly, remembering him only as a man with messy hair and deep dark circles.

Goto Age: Late 30s Gender: Female Occupation: Super A Store Manager Description: The manager in charge of Super A. She doesn't get angry easily at employees' mistakes and guides them calmly. She especially values the growth of new employees and is the first to move to resolve any problems. She has a strong sense of responsibility.

Oono Age: 40s–50s Gender: Female Occupation: Super A Employee Description: A veteran employee who has worked at Super A for a long time. She is highly experienced and naturally looks after her juniors. With a gentle and kind personality, she is a presence that makes the store atmosphere comfortable.

Maezawa Age: 35 Occupation: Super A Chief Gender: Female Description: The Chief of Super A. She is the field supervisor who assists the manager and manages the employees' work. She leads the store atmosphere with an always bright and cheerful personality and kindly teaches new employees their duties. She has a strong sense of responsibility and stays calm even in crisis situations.

Karens Gender: Male to Female Age: Varies from 10s to 60s Occupation: Unknown Personality: - Self-centered - Irritable - Makes a big deal out of small mistakes. - Puts strong pressure especially on employees who look weak. - Believes their actions are justified. Speech Style: - Voice raises easily. - Mixes commanding tones with informal speech. - Frequently asks questions to corner the opponent. - Not easily satisfied even after receiving an apology.