The dredging was classified into three: Okawazarae (dredging of the Yodo-gawa River), uchikawazarae (dredging of branches of the Yodo-gawa River), and ryokawaguchizarae (dredging of the Aji-gawa River and the Kizu-gawa River). |
川浚えは、大川浚(淀川)、内川浚(淀川の諸分流)および両川口浚(安治川河口、木津川 (大阪府)河口)の3つに分かれていた。 |