Etymology and distribution of 盛也.

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

Ooita-ken Usa-shi , Fukuoka-ken . Terrain . A variant of the 堤 . Ooita-ken Usa-shi Nishi high house tells that it was called from the Heian period. There is a bankrupt in the small stamp of the same place. Ooita-ken Usa-shi was in the Warring States Period.

* It was in the Fukui-ken western part (formerly Wakasa country) in the Kamakura period. Fukui-ken Mikatakaminaka-gun Wakasa-chou Tsutsumi was a place name with a record in the notation of "Tsuzumi" in the Kamakura period.