
Overview
A Japanese DIY humanoid sold one part per magazine issue (Weekly Robi, from February 2013), designed by roboticist Tomotaka Takahashi. It chats and walks in response to Japanese voice commands. The first issue sold more than 100,000 copies and the series was reissued twice before Robi 2 followed in 2017. It is a companion toy, not a programmable platform.
- Type
- Biped robot · Walks, but doesn't really balance
- Maker
- DeAgostini Japan / Tomotaka Takahashi (Robo Garage)
- Released
- 2013
- Price
- Was ~$880 (¥138,100, 70-issue partwork)
- Status
- Discontinued · used/leftover only
- Best for
- Ages 12+
- Programming
- No programmability
Price and shipping
Weekly partwork in Japan, ~$5 (¥790) for issue 1 and ~$12.60 (¥1,990) per issue after that (5% tax included), about $880 (¥138,100) for all 70 issues. The 2017 Robi 2 ran 80 issues totaling ~$1,090 (¥171,327)
Shipping: Import (used). Japan only. Completed units appear on Japanese auction sites via proxy services.
Specifications
| Category | Bipeds · Walks, but doesn't really balance |
|---|---|
| Released | 2013 |
| Country | Japan |
| Availability | Discontinued · used/leftover only |
| Sales | About 120,000 completed robots by 2016 Nikkan Kogyo Shimbun (Newswitch) ↗ |
| Programmability | No programmability |
| Built-in autonomy | None / scripted · Moves only when controlled, or plays preset motions |
| LLM support | None · No built-in LLM and no SDK to connect one. |
| Best for | Ages 12+ (estimated) |
| Vision sensors | No vision sensors |
| Actuators | Smart servos (Dynamixel, Feetech…) |
| Audio | Speaker, Microphone |
| Compute type | Arduino / ESP32 / microcontroller |
| Balance type | Scripted |
| Height | 34 cm |
| Weight | 1 kg |
| Compute | Vstone CPU board, 20 Futaba RS308MD servos |
| Speed | Not published |
| DOF | 20 |
| Sensors | Voice recognition, human-presence sensor, IR (TV remote) module |
| Balance | Pre-programmed servo motions. No dynamic balance. |
| SDK | None (Japanese voice commands) |
Common questions
How much does Robi cost?
It sold for ~$880 (¥138,100, 70-issue partwork). Weekly partwork in Japan, ~$5 (¥790) for issue 1 and ~$12.60 (¥1,990) per issue after that (5% tax included), about $880 (¥138,100) for all 70 issues. The 2017 Robi 2 ran 80 issues totaling ~$1,090 (¥171,327).
Can Robi be bought today?
It is discontinued, though used or leftover units still turn up. Japan only. Completed units appear on Japanese auction sites via proxy services.
Who makes Robi?
Robi is made by DeAgostini Japan / Tomotaka Takahashi (Robo Garage). It came out in 2013.
Can Robi be programmed?
No programmability. None (Japanese voice commands).
Does Robi have AI chat or LLM support?
None. No built-in LLM and no SDK to connect one.
What age is Robi for?
Ages 12+ (estimated).
Ratings & reviews
Ratings and reviews load on the live site.
Related guides
- Robot Gaits and Gait Training · how legged robots walk, trot and gallop
- MuJoCo Guide · the simulator used to train walking robots
- ROS 2 Guide · the software framework many robots use
- Robot Vision and Depth Sensors · cameras, lidar and other distance sensors
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Image credits
- Image 1: source (CC0, Tokumeigakarinoaoshima)
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