43rd Contemporary and International Art Auction
Certificate of provenance by Est - Ouest Auction Co., Ltd., Japan. Certificate of authenticity by the Artetivù, Marcon (Venezia)
The date of execution, 1962, was confirmed via email by Est-Ouest. The work is signed in Japanese on the reverse which is a quite uncommon feature of the works by Shiraga.
Signed bottom left and on the reverse