AvailabilityCommercially Available
Battery CapacityNot publicly disclosed/verified
Battery ChemistryNot publicly disclosed/verified
Battery VoltageNot publicly disclosed/verified
Charging TimeApproximately 1 hour
Commercial Product NameRakuRo®
Drive SystemElectric wheeled mobility platform
Emergency StopAvailable
Environmental SensorsCameras, laser-based sensors and bumpers
Exact ModelRakuRo
Fleet ManagementROBO-HI cloud platform
GPS RequirementGPS not required for autonomous navigation
Group OperationUp to 4 passengers accompanied by 1 caregiver
Historical Operating Runtime4–6 hours (2020 manufacturer release; operating conditions dependent)
Historical Width Specification664 mm (2020 manufacturer release)
IP Protection RatingNot publicly disclosed/verified
Maximum Passenger WeightNot publicly disclosed/verified
Maximum Slope8°
Maximum Speed6 km/h
Maximum Traversable Step5 cm
NationalityJapan
Navigation SystemAutonomous self-localization and map-based navigation
Obstacle AvoidanceAutonomous avoidance and obstacle-responsive stopping
Operating EnvironmentIndoor and outdoor, including permitted sidewalks
Operating RuntimeApproximately 4 hours (current manufacturer profile)
Optional Safety EquipmentPassenger seatbelt (2020 commercial specification)
Passenger Capacity1 person
Product FamilyLife Robot / Life Robot Brothers
Remote SupervisionSupported
Robot Dimensions1,188 mm (L) × 663 mm (W) × 1,090 mm (H), current manufacturer profile
Robot TypeAutonomous single-passenger mobility robot
Robot Weight110 kg (2020 manufacturer specification)
Seat ConfigurationSingle-passenger contoured rotating seat
Seat RotationUp to 90° left or right
Sensor Configuration5 sensors and 6 cameras (manufacturer profile)
Steering SystemFront-wheel steering
User InterfaceIntegrated touchscreen tablet
Visual CommunicationLED facial-expression display
Voice CommunicationIntegrated speech interface
About the RakuRo
RakuRo is a single-passenger autonomous mobility robot developed and manufactured by ROBO-HI Corporation, formerly ZMP Inc. It provides driverless transportation using autonomous navigation, obstacle avoidance, tablet-based destination selection, remote supervision, and a rotating passenger seat. Designed for personal mobility, elderly care, tourism, and facility applications, it operates at walking speeds of up to 6 km/h.
Typical applications: Elderly Care, Healthcare, Personal Use, Service Applications, Entertainment & Commercial Experiences, Exhibition & Public Demonstrations.