The protype for Japan's OH-X program. The aircraft was also know outside of Japan as the OH-X.


Data on design, manufacture and status

Design authority: Kawasaki Heavy Industries Ltd.

Primary manufacturer: Kawasaki Heavy Industries Ltd.

Parent type: Kawasaki OH-1

Aircraft status: Operational


Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Single main rotor

Dedicated control device: Fenestron/Shrouded tail rotor

Crew required: TBA

Crew seating: Tandem

Landing gear: Wheels (non-retractable)

Layout and Dimensions

Data on aircraft size

Overall Dimensions
Overall Height:  
Overall Length:  
Overall Width:  
Airframe Dimensions
Airframe Length:  
Airframe Width:  
Airframe Height:  
Landing Gear Dimensions
Landing Gear Base:  
Landing Gear Track:  
Cabin Dimensions
Cabin Internal Height:  
Cabin Internal Length:  
Cabin Internal Width:  

Weights and Performance

Data on aircraft weight and flight characteristics

Max Gross Weight (ground): 3,550 kg 7,826 lb
Max Gross Weight (airborne):  
Max Take-off Weight: 3,550 kg 7,826 lb
Empty Weight: 2,500 kg 5,512 lb
Useful Load: 1,050 kg 2,315 lb
Empty Weight Fraction: 0.704
Climb Performance
Max Rate of Climb:  
Hover Performance
Hover Ceiling IGE:  
Hover Ceiling OGE:  
Max Level Flight Speed:  
Never Exceed Speed:  
Service Ceiling:  
Range and Endurance
Max Range:  
Max Endurance:  

Engine Details

Aircraft powerplant (lift and/or propulsion)

Provided powerplant data is for uninstalled, sea level, static operations.

Number of engines: 2
Designation: Mitsubishi XTS-1-10 turbine
Manufacturer: Mitsubishi Heavy Industries Ltd.
Normal Ratings
Max continuous:  
Take-off / rated:  
Intermediate: 659 kW 884 hp
OEI Ratings
OEI contingency:  
OEI continuous:  
OEI 30-second:  
OEI intermediate:  

Primary Lift Device

Data on primary lift devices such as main rotors

Main Rotor Characteristics
Diameter: 11.60 m 38.06 ft
Direction of Rotation: Unknown
Hub Type: Hingeless
Main Rotor Blade Characteristics
Blade Construction: Composite blades
Blade Chord:  
Blade Tip Geometry:
Blade Twist:  
Number of Blades: 4
Main Rotor Derived Characteristics
Disc Area: 105.68 m² 1137.6 ft²
Disc Loading: 33.59 kg/m² 6.880 lb/ft²
Main Rotor Blade Derived Characteristics
Blade area per blade:  
Tip Speed:  

Primary Control Device

Data on primary control devices such as tail rotors

Blades are unequally spaced

Tail Rotor Characteristics
Configuration: Unblocked
Direction of Rotation: Unknown
Tail Rotor Blade Characteristics
Number of Blades: 8
Blade Construction: Composite blades
Blade Chord:  
Blade Twist:  
Tail Rotor Derived Characteristics
Disc Area:  
Tail Rotor Blade Derived Characteristics
Tip Speed:  
Blade Area (per blade):  

Related VFS Resources

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Related Public Resources

Resources related to the XOH-1 , provided by public sources across the internet.