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).
This ship is a Panama-registered vessel.
The number of Japan-registered ships is decreasing.
flag-of-convenience ship
Compound of 籍 (register) and 船 (ship). The reading せきせん follows standard on'yomi.