Research archive for Kuk Sool history and terminology
English: Sung Jin Suh
Korean (Hangul): 서성진 (Hangul spelling to be verified from a primary source)
NOTE: Hangul spellings for modern individuals will be confirmed using official UMKS materials or direct confirmation to avoid transcription errors.
Sung Jin Suh is the eldest son of In Hyuk Suh (서인혁), founder and long-time leader of the World Kuk Sool Association (WKSA).
From an early age, Sung Jin Suh was deeply immersed in Kuk Sool training, leadership culture, and organizational life. For many years, he was widely viewed—both inside and outside WKSA—as the natural successor within the Kuk Sool Won lineage.
Sung Jin Suh trained extensively within WKSA and held senior rank and responsibility within the organization.
At a pivotal moment, he chose to leave WKSA rather than assume leadership under its existing structure. This decision is widely regarded as a significant personal and professional sacrifice, as leadership succession traditionally follows senior lineage within family-based martial organizations.
This departure preceded a major WKSA leadership transition in which leadership was ultimately passed to Alex Suh, the second son of In Hyuk Suh.
Following his departure from WKSA, Sung Jin Suh founded:
United Mirae Kuk Sool (UMKS)
유나이티드 미래 국술
미래 (Mirae) translates to “Future.”
In Korean usage, the term carries a broader philosophical sense of:
UMKS reflects an intent to:
While detailed statements will be added as primary sources are collected, UMKS is generally understood to emphasize:
This vision represents not a rejection of Kuk Sool history, but a re-centering of the art around purpose rather than hierarchy.
United Mirae Kuk SoolWorld Kuk Sool AssociationIn Hyuk Suh (planned or existing)/history/recent/ (WKSA leadership transition)