Surname シンカ (Sinqua , シンカ ) , around the world, is a rare cognomen. The family name シンカ is habitual in Eastern Asia, particularly Japan, where it is a rare surname.
Shinka, Sinka, 振華, and 新華
デン
, シンカ 
) , around the world, is a rare cognomen. The family name シンカ is habitual in Eastern Asia, particularly Japan, where it is a rare surname.