OZZ-5
Japan's mine-search AUV, with a documented equipment baseline and continuing sonar research.
- Country / region
- Japan
- Programme status
- Development / trials
- Sources reviewed
- 21 Sept 2026
- Primary domain
- Underwater
- System type
- Autonomous underwater vehicle
- Developer / manufacturer
- Mitsubishi Heavy Industries
- Origin / production countries
- Japan
- Other names
- No additional names recorded
- Variants / configurations
- Not distinguished in reviewed sources
- Operators / programme customers
- Japan Ministry of Defense — programme customer
Evidence & current status
Unreported specifications and model-specific operator acceptance remain explicit uncertainties.
Role & capabilities
- Underwater survey
- Environmental assessment
Specifications in context
- Configuration
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Hull / propulsion
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Dimensions
- 4 m long; 0.5 m wide
FY2018 equipment-guide baseline, not a guarantee of latest research fit.
Source ↗ - Displacement / mass
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Payload
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Endurance
- 9 hours or more
FY2018 baseline; test speed and payload duty cycle not stated.
Source ↗ - Range
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Speed
- 7 knots or less
FY2018 government wording retained.
Source ↗ - Operating depth
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Sensors
- Low- and high-frequency synthetic-aperture sonar
Published baseline; configuration and mission conditions affect performance.
Source ↗ - Communications / control
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗ - Launch / deployment
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source ↗