Nene Todoroki

Grade: First Year (Later Second Year)
Age: 15-16 (Born: November 10th)
Personality traits: Intelligent and brilliant at creating robots and other machines, very perverted.

Nene is a helpful and kind girl who is happy to make repairs to machines and electronic devices such as clocks and the like. She is also very talented at inventing, having created a life-like robot dog and a Medusa hairpiece with moving snake(dildo) hair. However, she has a huge machine fetish and is constantly tinkering with machines to make more effective sex toys.

(Source: Seitokai Yakuindomo Wiki)