貞永 さだなが family or surname Also 貞永: じょうえい Jōei era (1232.4.2-1233.4.15) 貞永さだなが family or surname English JMnedict (Japanese names) 1 Sadanaga 漢字 kanji used 貞 upright, chastity 9画 永 eternity, long 5画