Legal
Intellectual Property
The TRUETH Jin Sun Do curriculum and the teachings, name, and likeness of Grand Master Won Kuk Kim belong to TRUETH Foundation and are shared with care.

TRUETH Jin Sun Do was developed by Grand Master Won Kuk Kim, son of Supreme Grandmaster Bok Man Kim, a founding originator of Taekwondo in Korea. The curriculum unifies elements of ten disciplines: Hapkido, Aikido, Kenpo, Taekwondo, Karate, Thai Boxing, Kung Fu, Judo, Ninjutsu, and Gumdo.
What belongs to TRUETH
- The TRUETH Jin Sun Do curriculum, belt system, and Warrior Ceremony structure.
- The TRUETH name, logo, and website content.
- The name, likeness, and teachings of Grand Master Won Kuk Kim as used in our materials, used with his permission and in his honor.
What you may do
You are welcome to share links to trueth.group and jointrueth.com and to quote short passages from our public pages with attribution to TRUETH Foundation.
What requires permission
Reproducing our curriculum materials, teaching TRUETH Jin Sun Do outside a TRUETH-authorized setting, or using our name, logo, or Grand Master Kim's name or likeness in your own materials requires written permission from TRUETH Foundation.
Requesting permission
Contact [email protected] to ask about using TRUETH materials, images, or curriculum content.
Last reviewed 2026-07-25

