(detailed hair), (detailed eyes), (ligne claire), (manga cover), masterpiece, best-quality, ultra-detailed lineart, intricate details, vibrant color, chromatic aberration, hair strands, fine lineart, manga style, detail illustration, -2::simple illustration, cool lighting, pale color, solo, 1boy, single character, only one person, young male online creator, handsome and approachable young man, charismatic atmosphere, confident but friendly expression, natural relaxed smile, expressive eyes, stylish modern outfit, fashionable streetwear, smartphone in one hand, subtle creator-like accessories, casual but visually distinctive fashion, looks like a popular social media creator or streamer, approachable celebrity-like aura, modern urban atmosphere, soft studio lighting, clean composition, dynamic but natural pose, looking toward the camera, high-quality anime illustration, detailed face, expressive eyes, polished character design, attractive and memorable appearance
睡眠の質を向上させる
