Translation guide
A frigate is a type of warship. In Japanese, the most common equivalent is フリゲート, a loanword from English. Depending on historical context, other terms may apply.
frigate (modern warship)
A medium-sized warship, smaller than a destroyer, used for escort and patrol duties.
The standard modern term, borrowed from English. Used for contemporary frigates in navies worldwide.
The frigate is on anti-submarine duty.
Literally 'escort ship'. In the Japan Maritime Self-Defense Force, this term covers destroyers and frigates, but can be used generically for frigates in context.
A new frigate was launched.
A sailing warship from the 18th–19th century, typically with one gun deck, used for patrol and escort.