She will be sold exclusively at mamaZdoll. According to PetWorks, inquiries (in English or Japanese) will be accepted at firstname.lastname@example.org as well as the website.
Want some special designs for you Momoko? I provide lots of dolly attire. Support an artist! Visit my website (MegannArt) for an Etsy shop, Twitter, Facebook (with occasional discounts), Pinterest page, and much more.
Picture courtesy of PetWorks.