- "You can't lose now! Just not now!"
- ―to Minegishi Minami during Oshima Yuko's Graduation ceremony.(src)
Kiken (キケン, lit. danger) is the health officer/school nurse of Majisuka Jyogakuen. He likes to see strong girls get injured, a fetish which often annoys Onizuka Daruma. He often hangs out in the school clinic, setting up hidden cameras for his unique fetish. He is portrayed by Tezuka Toru.