Etymology and distribution of 志万.

Shima 【志万】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Toyama-ken , Toukyou-to , Hyougo-ken .

① Toyama-ken Nanto-shi Origin of Iya (Sodani). A place name with a record since the Warring States Period. The place name also pronounced Sodan.

② Originated from Tokushima-ken Miyoshi-shi 's Higashi Iya (Iya) · Nishi Iya. In the North and South morning era, there is a place name with a record as "ancestor". Place names are also written as "Ya" and "Iya".