Kaga is the most intelligent - and most eccentric - student in Akademi High. He was reading by age 2, writing by age 4, could speak multiple languages by age 6, demonstrated a genius-level IQ by age 8, and passed multiple college-level proficiency tests before age 10. Despite his genius, he is not a well-liked figure at Akademi High; he is prone to extremely bizarre behavior and frequently expresses thoughts that frighten and concern the people around him. He will openly speak of his aspirations for "world domination" to anyone that is willing to listen, although he refuses to divulge the specifics of his master plan. It is common knowledge that he has a deep obsession with Saikou Corporation, the most powerful business conglomerate in Japan. He has openly stated that he fully intends to become the CEO of Saikou Corp as soon as possible - but he never divulges how he intends to do so. Additionally, he also seems to be obsessed with the concept of constructing a giant robot. His personality is Eccentric.