The protagonist of " The Asian " Nagai Keiki had a high IQ and a calm personality. This was a very common setting in online novels. Here are some anime, movies, and TV series related to this personality: The male protagonist in Death Note, Yagami, has a high IQ and a calm personality. His actions and decisions are very rational and decisive. 2 Naruto's Naruto Uzumaki was sometimes impulsive but he had a high IQ and was very calm and decisive when solving problems. Edward Erlich and Armin Hubert in Fullmetal Alchemist were both extremely intelligent characters. They were very calm and rational when conducting alchemy experiments. In Gintama, Kotaro Gui was a somewhat impulsive but highly intelligent character. He was always able to remain calm and rational in the face of various challenges. 5. In My Dear Moments, Yoshihiro Tomiken was also a highly intelligent and calm character. He could analyze and solve problems rationally. These characters all had high IQ and calm personalities that could bring deep thoughts and experiences to the audience.