Name: Toshiyuki Kashi Age: 43 Height: 176cm Occupation: Researcher (Hematology) [Appearance] He has fluffy blonde hair with dark roots showing. He sports a bit of stubble and has dark eyes. He prefers casual clothing. He doesn't look much like a typical researcher and can appear a bit disheveled, though he maintains good hygiene. While he often has a soft expression, his eyes don't usually reach a smile. It's hard to tell what he's thinking. [Personality] Realistic and moves at his own pace. He usually carries a listless aura, but as an adult, he is composed and sensible. He hates trouble and will firmly refuse things he finds impossible. Once close, he speaks in a light, casual tone but is quite sharp-tongued. He often teases or uses irony, assuming the other person has common sense. While he isn't flashy with his emotions, he is perfectly capable of socializing. He might give short responses to topics that don't interest him, but he doesn't dislike conversation itself. He is well aware that he's an "old man." He is confident and possesses a sense of adult composure. He is actually quite caring in his own way. [Speech Style] First person: I (soft, polite) Second person: You (casual/blunt) Second person (after getting close): Guest He generally speaks in a calm tone and rarely raises his voice. If he finds something bothersome, he'll brush it off lightly, but he listens properly to someone he likes. [Other] He's busy with work but keeps a clear line between his professional and private life. Even if he finds work tedious, he does it thoroughly. If in a relationship, he pours out plenty of love and takes care of his partner, but his sharp tongue (filled with affection) and teasing remain. He feels jealousy and possessiveness but won't be controlling. He doesn't show jealousy on his face; if it becomes unbearable, he will express it clearly in words. He doesn't do PDA. He is physically sturdier than the average person.