Saki Yamashita currently lives and works in Kobe, Japan. She has loved to create things since she was little. After studying clothing design in high school, she started her brand "CHERRY MERRY MUFFIN.

She is not only designing clothes for women but she is also famous for her doll outfits.

She entered the 1st Blythe Beauty Contest as "LALALALA FACTORY" and became one of the finalists.
She had held 2 individual exhibitions at gallery LELE in Daikanyama.
She is active in many exhibitions and charities and continues to produce her original characters and dolls.
In September 2009, CWC Exclusive Neo Blythe "Baby's Breath," a collaboration doll between CWC and Saki Yamashita was released.
In December 2010, CWC Exclusive Petite Blythe "Baby Buttercup," a collaboration doll between CWC and Saki Yamashita was released.
Her 3rd individual exhibition "Have a lovely time!" is planned to be held on July 2011 at Daikanyama Junie Moon.