About “Glass Mask”
Glass Mask is a Japanese shōjo manga series created by Suzue Miuchi. It was first serialized in Hana to Yume in January 1976 and later collected into 49 tankōbon volumes by October 2012. The series has been adapted into an anime and a live-action television show. By 2006, the collected volumes had sold 50 million copies in Japan, making it the second best-selling shōjo manga of all time. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.