Man is the main character of Tennen Shojo Man. Her name is pronounced with a soft 'a' like the 'a' in the word 'car', not like the word that's the opposite of 'woman'.
Man is a martial artist who works odd jobs, including as a construction worker in the first volume of her manga, to make ends meet, She uses her martial arts abilities to get out of sticky situations and even develops her muscles at one point after being attacked by several grown men. She shows them off to her guardians and then gains her revenge on the men who had attacted her earlier.
Tennen Shojo Man #1-20