Hong Kong, Oct. 29 -- Mike Chan's tattoo needle buzzes gently as he draws a design on his customer's thigh - a figure wearing a helmet, goggles and mask.

Dipping his needle into pots of black, red and yellow ink, Chan hunches over his client's leg as he painstakingly brings to life the image of a Hong Kong protester clad in protective gear.

Using his art is Chan's way of contributing to Hong Kong's anti-government protest movement, which has consumed the semi-autonomous Chinese territory for months.

While groups of hardcore protesters tangling with riot police have become the movement's most visible symbol, others are using skin and ink to show their support.

"I am actually just a peaceful protester. I really want to go to the front l...