The term Japanese Ship can be summarized as the word 'Maru', which is a four-letter word. Maru is a Japanese term that is used to refer to any type of ship, from large cargo ships to small fishing boats. It is also used to refer to the hull of a ship, and is often seen in the names of Japanese ships. The term is derived from the Japanese word for 'CIRCLE' or 'ROUND', and is often used to signify a safe voyage.