His voice actress is Yukiyo Fujii.
Akihito is 12 years old.
Akihito is very intelligent with IQ of 250.
Haruhito Sugiyama: He is Akihito's older brother.
Akumu: She asks Akihito to help her spread nightmares.
Akihito is Haruhito's younger brother. Due to his intelligence, he is currently studying at a university in America even at the age of 12.
In Episode 37, it is revealed according to Yuri Sawamura that he mastered high school Math by the age of 5 and a program he made in kindergarten has received worldwide acclaim. After that a university in America scouted Akihito to be part of the university's research facility where he is involved in a top secret American project. Yuri even heard he is even serving as the president’s advisor.