- Start簡易かんいsimple, simplified
- Start砂利じゃりgravel, ballast, pebbles
- Start浜はまbeach, seashore
- Start浜辺はまべbeach, foreshore
- Start起伏きふくundulation
- Start潮しおtide, current
- Start沼ぬまmarsh, swamp, wetland
- Start沿岸えんがんcoast, shore
- Start斜面しゃめんslope, slanting surface, bevel
- Start傾斜けいしゃinclination, slant, slope
- Start山岳さんがくmountain chain, mountains
- Start噴出ふんしゅつspewing, gushing, spouting
- Start海峡かいきょうchannel (e.g. between two land masses), strait
- Start崖がけcliff, precipice
- Start溝みぞditch, drain, gutter
- Start渚なぎさwater's edge, beach, shore