bōsui kakō
1. waterproofing; waterproof finish
Noun
#103247
1. waterproofing; waterproof finish
1. mouth of river; estuary
1. manufacturing; processing
1. descent; fall
1. waterproofing; making watertight
1. Estuary; Mouth (of a river)
1. If the river mouth; When the river mouth
1. If the river mouth…; When the river mouth…
1. Was an estuary.