This name is a synonym of Anemone hepatica var. japonica (Nakai) Ohwi.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Fl. Jap. 518 1953.
This name was in version 1 of The Plant List, record kew-2638275, and has not been changed.