We could always use more action-oriented heroines in shojo manga...maybe just not like this particular one.
MUSASHI #9 (Kyuban no Musashi), by Miyuki Takahashi. First published in 1996 and first published in North America in 2004.
PLOT:
There is a secret organization known as Ultimate Blue that dedicated to preserving world peace. They are a force of only nine members, but each member is like an army onto themselves. Their most notorious agent is #9, nicknamed Musashi. No matter whether she is saving kidnapped teens from terrorists, Russian refugees from Middle Eastern conspirators, or the President of Russia himself, Musashi can save the day and slip back into the crowd, leaving nothing but admiration and rumors in her wake.