Rowan has traits of metrosexuality, in which he takes hygiene meticulously and on a girl's level. This is probably out of being with his mother most of the time while his father works as a high-ranking Secret Agent. On the other hand, he acquired his father's genius trait. This could be a probability that he will be a Neat Sim during his teen years.
During his early childhood years, he was known to be very Playful and hard to handle. When he aged up into a child, he matured almost immediately. His responsibility meter equated and his manners had been refined as well despite having childish emotions with him being a child.
Rowan looks like his mother and his sister Ruri. He has red hair and light skin. However, he inherited his father's brown eyes and nose. He is very stylish and meticulous in picking his outfits.
- During his early development, the author intentionally named him after the British comedian Rowan Atkinson who was known for his role in Mr Bean as the title role.