Etymology and distribution of 介.

Kai 【介】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Hokkaidou , Gifu-ken Toki-shi .

① Gifu-ken Toki-shi Shimosui Town is based.

② Hokkaidou Kamikawashi - chou Nakagawa - chou Tell him that Tokushima - ken is out in honor.

③ Korea type . Creation . Hyougo - ken Nishinomiya - shi , Oosaka - fu Oosaka - shi There is a record of naturalization on November 7, 1980 in Abeno Ward. The real name is money. 金 Kon reference.

④ Korea type . Personal name . "Sumi" of name and money of real name is used. Hokkaidou Sapporo-shi Shiraishi Ward had a name in 1980. 金 Kon reference.