|This article is about a/an monster in Battle Fever J.|
Umbrella Monster (コウモリ怪人 Kōmori Kaijin) is the very first monster created by Egos.
Disguised as a woman with a red umbrella who was given orders by Egos to kill off high ranking police officers. Accomplished by using the red umbrella which has a hidden needle with acid that can cause a sudden heart attack when injected. She also killed off an FBI official named Bossler who spotted her before entering Tokyo International Airport. Her true form is Man Bat who is a descendant of the ancient Zapotec culture. His main weapon is a large sythe.
- Umbrella Monster were designed by character designer Muneo Kubo.