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Patrol & mine warfare vesselsActive: 6
Patrol boat
Hayabusa-class patrol boat is a patrol boat. It was built by Mitsubishi , Shimonoseki. Reported operators include Japan Maritime Self-Defense Force.
JapanMitsubishi , Shimonoseki
Japan Maritime Self-Defense Force
PG 1-go class
Sakura class
6
6
6
Patrol boat
200 tonnes standard displacement 240 tonnes full load
50.1 m (164 ft 4 in)
8.4 m (27 ft 7 in)
4.2 m (13 ft 9 in)
3 × General Electric LM500-G07 gas turbine 3 × Pump-jet propulsion
46 knots (85 km/h; 53 mph)
21
OYQ-8B Information processor Tactical Digital Information Link OPS-18-3 surface search radar OPS-20 navigation radar OAX-2 optronic sight FCS-2-31C Gun FCS
2 × Mk 36 decoys
4 × SSM-1B SSM 1 × Otobreda 76 mm gun 2 × 12.7 mm machine gun M2
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country of origin Japan 0 references
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 50.1 m | Wikipedia contributors | superseded |
Hayabusa-class patrol boat equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
JapanMaritime Self-Defense Force exact named equipment holdings: Hayabusa. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: PATROL AND COASTAL COMBATANTS / PBFG. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Maritime Self-Defense Force exact named class holdings of Hayabusa. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): PATROL AND COASTAL COMBATANTS / PBFG. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited. The own fetched design source declares this exact class and its PDF operator country; ship capacities and fitted launcher/armament counts are retained as source scope, not added to hull quantities.