Etymology and distribution of 隅子.

Sumiko 【隅子】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Mie-ken , Aichi-ken . Thing . Kyouto-fu Kyouto-shi From the Chikusa-den in the Heian period in the vicinity of Odawara-machi, Shimogyo-ku (formerly northwest of Hokkaido Botan Koji and Muromachi Koji). Mie-ken Mie-gun Komono-chou Chigusa is a stopover. A place name with a record since the Warring States Period. I will tell you that Mr. Chikusa of Kyouto-fu Kyouto-shi was in the territory during the Northern and Morning Era. The place name was also written as "Chika" and there was also pronunciation of Tsugusa.