- Titles: 勝連親方 (Katsuren ueekata)
- Japanese: 勝連 盛紀 (Katsuren Seiki)
He traveled to Kagoshima in 1852 as the head of the Ryûkyû Kingdom's annual nentôshi mission, and then took over the position of zaiban oyakata for a term of one year. In 1853, he was succeeded by Gushikawa Chôfuku.
- "Shiryôhen kaidai shiryô honkoku: Edo dachi ni tsuki oose watashi dome" 「史料編解題・史料翻刻「江戸立二付仰渡留」」, in Kamiya Nobuyuki 紙屋敦之 (ed.), Kinsei Nihon ni okeru gaikoku shisetsu to shakai hen'yô 3: taikun gaikô kaitai wo ou 『近世日本における外国使節と社会変容（３）－大君外交解体を追う－』, Tokyo: Waseda University (2009), p42-43n3.