Ifuku 【井福】4 The Japanese surnames etymology dictionary.
① Aichi-ken Nagoya-shi birthplace of Iwatsuka-machi, Nakamura-ku. A place name with a record since the Kamakura period. It is distributed in the same place. Gifu-ken Hashima-gun Ginan-chou Hirishima is based.
③ Topography . From rocks and mounds. Kagoshima-ken Izumi-gun Nagashima-chou Uragashi is based. There is Iwanomiya in the small story in the same place. Kagoshima-ken Izumi-gun Nagashima-chou There are Iwasuka as a lion in Shishijima.