Koutarou Kannagi

Kotaro is an absent minded genius in Chinami's class. He is the head and only member in the Science Research club and can always be found in the club room. He is very interested in Chinami's ability but hasn't shown any love interest so far. He is also very dense when it comes to Sonomi's feelings for him. But in episode 12 he realizes that he loves Chinami thanks to Sonomi's help.