Etymology and distribution of 釈種.

Shakushu 【釈種】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Toukyou-to , Iwate-ken . Thing . Iwate-ken Nishiiwai-gun Hiraizumi-chou Meiji New surname by monk of Tendai sect of Tendai sect in Hiraizumi. From Tatsuya Cave (Takkoku Noiwaya), a temple that worshiped Bishamonten in the same place. There is a tradition that Tatsuya cave made the rogue royal base as the base ground during the Heian period.