In South Korea, tattoos, also called munshin, ... Rival shops have been known to flag artists to the police. “Since what we’re doing is illegal, we’re in the blind spot,” she said.

South Korea develops nanotech tattoo as health monitoring device. by Reuters Tuesday, 2 August 2022 10:27 GMT ... (KAIST) in Daejeon, South Korea, July 26, 2022. REUTERS/Minwoo Park ...