Katsura is a daughter of Dr. Mafune and his assistant in his class she momentarily help him with his random outburst. She also helps tutor students at Kaiju Academy. She's a very kind and sweet girl. Gets along well with everyone even our main character. But she has a evil side a dark side there are other forces out there evil characters they're making her do their dirty work and I mean characters don't know she's in on it she's being controlled by them katsura and her father have major role to play in Kaiju Academy Season 1 if you like to see how the character Acts or is go check out the movie Terror of Mechagodzilla to see how this character acts and sounds.