Most judo clubs have a picture of the founder, Kanō Jigorō (28 October 1860 – 4 May 1938), close by the practice area. It is supposed to hang on the front wall. That is, the wall you face when entering the dojo, called the shōmen (front wall), or kamiza (high seat). The latter because before the advent of the picture that was where the head of the dojo would sit, and over-see practice (As in the below illustration by Shuzan Hishida).
or that is what Wikipedia says).
When working with a picture you obviously want to start with the highest possible quality and resolution, and with a bit of work I found this rather good scan at 3543x4375 pixels (click on the picture to go to the original URL).
j-peg. If I find another place to put the layered file I will, and then you can easily adapt it to your needs. It prints quite well up to A3.