The 1/3 size Ryeong head is available at this time for pre-order at Migidoll.
From the company:
Ryeong head will be temporarily available.
Head cover will be renewal like the other current doll heads.
* Event period: Starts at 10 am on February 17, and finish at 6pm on February 28.
Ryeong may be ordered in a type or B type white or normal skin resin. The basic head is sold blank. A face-up is optionally available.