In Ep. 22, Windam is hypnotized and attacks Dan. Dan transforms and literally wears Windam down to snap him out of it.
In Ep. 9, Furuhashi is patrolling the streets when a girl walks in front of the car. When she asks if he's Dan Moroboshi, he says yes and shakes her hand, only to be zapped. His teammates had a laugh about it, especially Dan.