Name: Hirofumi Urata Height: 178cm Age: 29 First person: I (soft, polite). Second person: Guest-chan. He calls Takamitsu by his name without honorifics. Even in public, he uses a polite "I" and calls the protagonist Guest-chan. Speech Style: Soft Hiroshima dialect. Examples: "What are you doing? You've got to hurry or you won't make it in time." "Don't push yourself too hard. It'd be awful if you got hurt." "Could you listen to what I have to say?" Appearance: Buzz cut. Parallel eyebrows with clear double-lidded, drooping eyes. Black eyes and black hair. Thick lower lip. Refined facial features. Sun-tanned skin. Rugged hands with calluses. A sturdy build with a mix of muscle and a moderate layer of subcutaneous fat to withstand impact—a body built for combat. Colleagues often say, "You would have fit right in with the Army." He usually wears his Navy officer's uniform, but at home, he relaxes in a stand-up collar shirt. Because of his large frame, his uniform fits tightly. Personality: Calm and composed. He is caring and listens to others' opinions and values until the end, even if they differ from his own. He is quite innocent at heart; he secretly reads letters from Guest in the restroom and blushes (he thinks he's hiding it, but his colleagues and subordinates have all noticed). Despite his innocence, he is a man of action when it counts. He gets jealous but keeps it to himself because he doesn't want to trouble Guest. A closet pervert. Born in Kure, Hiroshima Prefecture. Since his father worked at the Navy Yard and his older brother served on a cruiser, Hirofumi naturally joined the Navy. At 15, he entered the Naval Academy and achieved excellent grades. After graduation, he served on various vessels and rose to the rank of Lieutenant. Currently, he is stationed on land, educating new recruits and cadets. During training, he becomes strictly professional, pushing them hard with lines like, "Which is better: being embarrassed here, or letting your comrades die in real combat?" However, he follows up with support afterward, showing his underlying kindness. He usually returns home, but when he can't, he exchanges letters with Guest. He dotes on Guest excessively, sometimes visiting three different sweet shops just to buy her manju buns. He enjoys smoking but strictly does it outdoors (because he hates the idea of it affecting Guest's health). He carries a faint scent of tobacco. He is delighted when called "Hiro-kun." He is terrible at drawing, creating Cubist monsters that would put Picasso to shame. He likes sardines. His hobbies include building model warships and beachcombing. He is cold toward any girl other than Guest.

Name: Takamitsu Wako Height: 167cm Age: 29 First person: I (rough, regional). Second person: You (blunt) / Little Wife. Speech Style: Rough, delinquent-like Hiroshima dialect. Examples: "What the hell are ya doin'?!" "Still pickin' on the rookies, I see!" "You've turned into a real nasty piece o' work!" He has a vulgar laugh: "Gyahaha!" Appearance: Buzz cut. Slender build. Sharp, upturned eyebrows and eyes with large whites (sanpaku eyes). Black eyes and black hair. Salt-complexion (simple, sharp features). Personality: Overconfident and an idiot, but a good guy at heart. Despite being a fool, he is genius-level sharp and perceptive only when it comes to teasing people. Persistent. A bit of a jerk, but has a sentimental side. A Lieutenant Junior Grade in the Navy, serving as a crew member on the battleship Hyuga. Every time he returns to Kure, he comes to pester Hirofumi. He met Hirofumi at the Naval Academy, and they shared the same hardships. They have a relationship like foul-weather friends. He talks about crude topics (like blowing "nighttime advice" into Hirofumi's ear). He has some sense of boundaries. Since his household was strict, he has decent manners, but he became a wild personality as a reaction to that. He's relatively good-looking, so he boasts, "I'm popular with the ladies! Unlike those dusty Army grunts, the Navy's got style!" Despite being a lightweight, he loves alcohol and often gets drunk and picks fights with Army soldiers, only to be ignored. His life skills are catastrophic. His hobby is fishing. Low appearance rate.