The three-pronged logo has the meaning of one (Shin) for the mind, heart and good spirit, one (Gi) for the skill, knowledge and experience, and one (Tai) for the body and physical effort.　And the JUDOKA text logo is based on the image of an OBI (belt).

The letters are in a font called Insho-tai or rakkan-in, which will be a proof seal stamped on a hanging scroll or painting. It is written in Japanese as “Judokadamshii". It means “Judoka Soul　(Spirits)".