改姓 – מילון עברי-אנגלי
改姓
n.
(Hira=かいせい) changing one's family name
改姓する
v.
(Hira=かいせいする) change one's family name
개성
[個性] individuality; idiosyncrasy; personality; individual traits; individual character
[改姓] a change of one's family name [surname]
개성하다
[改姓-] change one's family name [surname]