Ключевые слова: bay, blue, blue sky, civil engineering, civil engineering construction, clear, compaction, construction, empty, equipment, ground, ground improvement vessel, gulf coast, impact, improved, industrial, japan, kanagawa, kanto region, load, natural, outdoor, port, pressfit, sand, sand compaction vessel, scenery, scp, sea, sea level, ship, soft ground, stable, submarine, sunny, tighten, tokyo bay, vibration, wave, work, working boats, working ships, yokohama meter tower, yokohama port, yokohamashi,