So Yoshikatsu
Sô Yoshikatsu can refer to:
- Sô Yoshikatsu (Isaburô) (1771-1785) 宗義功, 11th lord of Tsushima han, whose death was officially not disclosed.
- Sô Yoshikatsu (Tomiju) (1773-1813) 宗義功, 12th lord of Tsushima han, who replaced his brother (Isaburô) and was passed off as being the same person.