Matsugaoka Angel(2007)

Matsugaoka Angel

It is the year 20XX. Super heroes exist! They are government secret agents in high-tech armor. Each city has their own unique super hero squad. Matsugaoka-city has the Matsugaoka Angels! Saeko uses her sexy body to bring evil to their knees. Melon is the 14 year old genius, and Kanaka is pure justice in human form. These three ladies fight crime and clean up the city no matter what happens to their clothes!

On a side note: Shouichi (24 male) is the main character.
(From mangahelpers)