Etymology and distribution of 春日屋.

Kasugaya 【春日屋】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Fukuoka-ken · Oosaka-fu . Korean type . Terrain . "Village" was added to "Ka" which decomposed Choi. Oosaka-fu Oosaka-shi There is a record of naturalization on March 16, 1966 in Minato-ku. Choi is the real name. 崔 Sai reference.