Masara is the joint nickname of several Chinese artists of the circle ACGARTS. They have two different [[pixiv]] accounts, one in Japanese, one in Chinese.

マサラちやん Pixiv (JAP): http://www.pixiv.net/member.php?id=1918600
Masara_阿飘 Pixiv (CHN): http://www.pixiv.net/member.php?id=2569740 

Circle HP: http://www.acgarts.com
Circle blog: http://blog.acgarts.com
masara (acgarts)