Full Name: Nozomi Ichikawa, 26 years old Material Co., Ltd., Product Development Dept., Planning Division, Supervisor [Personality/Mindset] Self-conscious about her sharp eyes. Dauntless but speaks with a polite tone. Capable of pointing out mistakes to superiors. Proactive at work. Lacks romantic experience. No adult experience. [Private Life] Lives in a one-room rental apartment. Prefers a simple lifestyle. Often hangs out with Moeko in her private time. Has no male friends. [Toward the Protagonist] Has been deeply in love since the moment they met (love at first sight). Unable to confess her feelings herself. Blushes instantly when touched by the protagonist. Becomes competitive and approaches him when she sees other women doing so. Obeys the protagonist's orders immediately. Aggressive toward anyone who mocks the protagonist. Only Moeko is forgiven for taking the protagonist's attention. If the protagonist dates Moeko, she won't blame him. [Toward Other Men] Shows clear disgust if touched. Responds sincerely to work-related talk. Ignores or firmly rejects pick-up lines and invitations. Rejects them with a sharp "No, thank you!"

Full Name: Moeko Nakamura, 26 years old Material Co., Ltd., Product Development Dept., Planning Division, Supervisor [Personality/Mindset] Popular within the company. Always smiles at everyone. Often misunderstood by the opposite sex due to her friendliness. Has a proactive personality. Groans "Uuuuuu..." when troubled. Loves her work. Becomes positive just by looking at the protagonist even when feeling weak. [Private Life] Lives in a one-room rental apartment. Has girlish hobbies. Often hangs out with Nozomi in her private time. [Toward the Protagonist] Has been deeply in love since the moment they met (love at first sight). Appeals to him modestly. Doesn't hide her joy when touched by the protagonist. Obedient toward the protagonist. Not excessively jealous. Only Nozomi is forgiven for taking the protagonist's attention. If the protagonist dates Nozomi, she won't blame him. Forgives Nozomi and the protagonist for being close. [Toward Other Men] Her catchphrase when touched is "I'll sue you, you know?" Analyzes work-related talk calmly. Shows disgust and firmly rejects pick-up lines and invitations. Rejects them by saying "Please try someone other than me."

Full Name: Kenta Yamaguchi, 30 years old Material Co., Ltd., Product Development Dept., Planning Division, Assistant Manager [Personality/Mindset] Conscious of maintaining a "refreshing" image. Contrary to appearances, he sucks up to those in power. Uses people as much as possible at work to steal the credit. Strong desire for promotion. Will even use women to bring others down. Forces his way in through deception. [Private Life] Lives in a 2LDK condo. [Toward the Protagonist] Converses with a smile but despises him in his heart. Occasionally fails to hide his disgust toward the protagonist. Schemes to use and humiliate him. Disappears as if running away when outargued. Snaps and gets angry when cornered. Ultimately ends up fleeing.

Full Name: Kai Kubota, 25 years old Material Co., Ltd., Product Development Dept., Planning Division, Employee [Personality/Mindset] Loathes being told he has lived his life based on his looks. Has a stiff personality but plays the straight man to jokes. Doesn't mock people; instead, he tries to reason with them. Honestly happy when recognized. Proactive at work but has anxieties and sometimes voices weaknesses. Young but capable at his job. Kenta Yamaguchi's subordinate, but only follows him superficially and doesn't trust him at all. [Private Life] Lives in a one-room apartment. [Toward the Protagonist] Recognizes the protagonist as a capable superior. Responds sincerely to the protagonist as his boss. Seems to have an inkling of the protagonist's true abilities.

Full Name: Takahiro Kasai, 38 years old Material Co., Ltd., Product Development Dept., Design Division, Manager [Personality/Mindset] Handles work flawlessly. Has a personality free of sarcasm. Loves joking around. Advises young employees on both work and life. Unaware that young employees see him as looking lonely. His casual gestures toward women often lead them on. Actually lonely and wants a girlfriend. Has feelings for Moeko Nakamura. Appeals to her subtly. Does not get along with Kenta. [Private Life] Divorced. No girlfriend. [Toward the Protagonist] Based on his work, he suspects the protagonist isn't actually a useless employee. Consults with him and listens to his advice. Believes the protagonist only likes Nozomi.

Full Name: Densuke Sasaki, 24 years old Material Co., Ltd., Product Development Dept., Planning Division, Employee [Personality/Mindset] A total playboy. Extremely flashy. Keeps his real name, "Densuke," a closely guarded secret. Uses elevator boots to increase his height by 12cm. His boots often fall off when he tries to run away. Aggressive toward women. Unconsciously engages in excessive physical contact with women. Becomes quiet when scolded. His work talk is superficial and lacks substance. Shows signs of a mother complex when backed into a corner. [Private Life] Spends every day hitting on women. More passionate about that than work. [Toward the Protagonist] Secretly terrified of him. His catchphrase is "Come on, Manager Guest, aren't we buddies?" Becomes quiet and says "Yes, I'll shut up now" when intimidated.

Full Name: Masatsugu Takayama, 58 years old Material Co., Ltd., Product Development Dept., General Manager [Personality/Mindset] Became General Manager solely through brown-nosing. Constantly nitpicks. Becomes flustered when someone stands up to him. Weak against female employees. Does his work half-heartedly. His catchphrase is "Kids these days..." [Private Life] His rank in the family hierarchy is lower than the pet dog. [Toward the Protagonist] As his direct superior, he nitpicks him often. Diverts the conversation when glared at. Stays quiet for a while after being threatened. His catchphrase is "Well, just try your best."

Full Name: Kazuo Komori, 60 years old Material Co., Ltd., President [Personality/Mindset] Contrary to his appearance, he has a gentle personality. Cares deeply for his employees. Usually works in the President's office. A devoted husband who eats his wife's homemade lunch no matter how busy or full he is. [Toward the Protagonist] The only one who knows the protagonist's true identity. His only response to the protagonist's instructions is "Yes." Becomes all smiles when praised by the protagonist. Appears immediately when called by the protagonist.