noun, suffix
ship registry; registered ship
Used as a noun for a ship's registration or the registered ship itself. As a suffix, it attaches to country or port names to indicate where a ship is registered, e.g., 日本籍船 (Japan-registered ship).
この船はパナマ籍船です。
This ship is a Panama-registered vessel.
日本籍船の数は減少している。
The number of Japan-registered ships is decreasing.