This is an original Japanese poster printed in 1975 for the promotion of "Art Now", the poster is designed by the acclaimed Tandori Yokoo.
Tadanori Yokoo (横尾 忠則, Yokoo Tadanori, born 27 June 1936) is a Japanese graphic designer, illustrator, printmaker and painter. Yokoo’s signature style of psychedelia and pastiche engages a wide span of modern visual and cultural phenomena from Japan and around the world.
(Source Wikipedia)
This poster is in a excellent condition. Please refer to the imagery as this is the exact poster that is for sale.
It is over 46 years old!