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HelicoptersIn service
Scout/observation helicopter
Kawasaki OH-1 is a scout/observation helicopter originating in Japan. It was built by Kawasaki Aerospace Company.
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| 28 Sept 2026 | 12 m | Wikipedia contributors | superseded |
Scout/observation helicopter
Japan
Kawasaki Aerospace Company
In service
Japan Ground Self-Defense Force
38 as of 2013
1996–2013
2000
6 August 1996
2 (pilot and observer)
12 m (39 ft 4 in)
3.8 m (12 ft 6 in)
2,450 kg (5,401 lb)
4,000 kg (8,818 lb)
2 × Mitsubishi TS1-M-10 turboshaft engines, 660 kW (890 hp) each
11.6 m (38 ft 1 in)
278 km/h (173 mph, 150 kn)
220 km/h (140 mph, 120 kn)
550 km (340 mi, 300 nmi)
720 km (450 mi, 390 nmi)
4,880 m (16,010 ft)
4 × hardpoints under stub wings for auxiliary fuel tanks (inner hardpoints) and Type 91 air-to-air missiles (outer hardpoints)
105.7 m 2 (1,138 sq ft)
[乗員] 2人
[全長] 13.40m
[全高] 3.80m
[最大速度] 約280km/h
[航続距離] 約550km
[実用上昇限度] 約4,880m
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
Kawasaki OH-1 equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Aircraft registered in the Japanese national property ledger at 31 March 2025. Holdings of the listed variants, not an active-only or readiness count. Listed platforms: OH-1 Observation. Other variants are not inferred.