The Soretyo family was a secret society who based themselves in the city of Foo Nakar in Koryo.
Ninja in service to the family were the primary users of green sleeping dust.
- ↑ Mike Pondsmith, Jay Batista, Rick Swan, John Nephew, Deborah Christian (1988). Kara-Tur: The Eastern Realms (Volume II). (TSR, Inc), p. 125. ISBN 0-88038-608-8.
- ↑ slade et al. (February 1995). Encyclopedia Magica Volume II. (TSR, Inc.), p. 420.