Jirō Takamatsu (高松 次郎, Takamatsu Jirō, 20 February 1936 – 25 June 1998) was one of the most important postwar Japanese artists. Takamatsu used photography, sculpture, painting, drawing, and performance to fundamentally investigate the philosophical and material conditions of art. Takamatsu's practice was dedicated to the critique of cognition and perception, through the rendering and variation of morphological devices, such as shadow, tautology, appropriation, perceptual and perspective distortion and representation. Takamatsu's conceptual work can be understood through his notions of the Zero Dimension, which renders an object or form to observe its fundamental geometrical components. Takamatsu isolated these smallest constituent elements, asserting that these elements produce reality, or