Kawada Industries (robot business now Kawada Robotics Corporation) · research humanoid
HRP-2 Promet
A 1.54 m humanoid with no backpack, hip joints and strong arms, built as the final product of Japan's Humanoid Robotics Project. Many labs used it for walking and whole-body motion research.
- Price
- —Not published
- Height
- 154 cmTaller than 36%
- Weight
- 58 kgHeavier than 45%
- Payload
- —Not published
- Speed
- 2.0 km/hFaster than 16%
- Battery
- —Not published
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Why it matters
One of the first humanoids able to lie down on the floor and stand back up by itself; became a widely shared research platform.
Real-world use
Offered by Kawada to research institutes in Japan and abroad from 2002; registered as an important science and technology heritage item by Japan's National Museum of Nature and Science in 2017.
Maker
Kawada Industries (robot business now Kawada Robotics Corporation)CompanyPart of the KTI Kawada Group; no external funding rounds reported.
How it stacks up
Against other humanoids that publish the figure. Pick a measure.
HRP-2 Promet is taller than 36% of the 305 other humanoids that publish a height. Bars show the 7 closest in date.
HRP-2 Promet is heavier than 45% of the 277 other humanoids that publish a weight. Bars show the 7 closest in date.
HRP-2 Promet is faster than 16% of the 122 other humanoids that publish a speed. Bars show the 7 closest in date.
HRP-2 Promet has more joints than 45% of the 236 other humanoids that publish a joints. Bars show the 7 closest in date.
Not published by the maker: payload, battery, price.
Public attention
A historic robot: no longer sold or in use, so it is not ranked against current humanoids.
- No Wikipedia article of its own yet
- 3 news stories from reputable press listed on this page
Measures how much people read and write about a robot, not how good it is. Measured 2026-10-14; same method for every robot. How it is measured
What’s inside
The parts the company has talked about publicly.
- Movement
- Walks on legs · 30 joints
- Actuators & motors
- 30 DC motors, one per joint.
- Hands
- 1 DoF per hand.
- Sensors & vision
- Three cameras (stereo), three-axis gyro and accelerometer, 30 motor encoders, six-axis force sensors in arms and legs.
- Compute
- Two CPU boards.
- Battery & power
- 48 V, 14.8 Ah nickel-metal hydride pack.
- Materials & build
- 154 cm, 58 kg; exterior designed by Yutaka Izubuchi.
- AI & software
- Linux; AIST whole-body motion control that let it lie down and get up from face-up or face-down.
- Other details
- 30 DoF; compact electrical packaging eliminates the backpack (Kawada Robotics).
Lineage
Every Kawada Industries and AIST (METI/NEDO Humanoid Robotics Project) humanoid in order.
Watch HRP-2 Promet
Made, sold and where
Unit counts are usually company figures; analysts often disagree.
- Price
- Not published
- How to get one
- No official buying page found
- Sold or delivered
- Offered to research institutes in Japan and overseas (Kawada)
- Where it is sold or used
- Japan and overseas research institutes
- Customers and pilots
- AIST; University of Tokyo JSK Lab used HRP-2 (JSK news)
News
The latest 3, newest first. Summaries are ours; tap through for the original.
- HRP-2 on permanent display in Paris
An HRP-2 went on permanent exhibition at the Cité des Sciences et de l'Industrie.
Kawada Robotics Corporation - HRP-2 named a national historical technology item
HRP-2 Promet was registered as an Important Historical Material in Science and Technology by Japan's National Museum of Nature and Science.
Kawada Robotics Corporation - HRP-2 announced
AIST and Kawada announced HRP-2 as the final product of METI's Humanoid Robotics Project.
AIST
Sources
Figures come from the maker. Every link below backs something on this page.
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