渫dredging; cleaning outStrokes12Onセツ, チョウKunさらうParts氵世generation木treeWords with 渫浚渫しゅんせつ · shunsetsudredging浚渫船しゅんせつせん · shunsetsusendredger (boat); dredging vessel浚渫機しゅんせつき · shunsetsukidredging machine; dredge; dredger浚渫作業しゅんせつさぎょう · shunsetsusagyoudredging operationsStudy it in Yanamino