Etymology and distribution of 筆宝.

Hippou 【筆宝】^{レベル3
About 60}  The Japanese surnames etymology dictionary.

Yamaguchi-ken , Kanagawa-ken . Last name including "Mine", 藤原 surname. Yamaguchi-ken Shimonoseki-shi Distributed in Wakata Town. Kanagawa-ken Kamakura-shi Meiji New surname by monk of Ryuin Buddhist monastery in Yamanouchi district . 藤原 Fujiwara reference.