# Kachaka

> Kachaka is a domestic utility robot from Preferred Robotics, intended for housekeeping and maintenance. Its recommended retail price in Japan is 228,000 JPY for the robot alone, with Kachaka furniture and a monthly subscription required on top. The カチャカEvo version carries up to 100 kg, for lifting carts or shelves.

- Manufacturer: Preferred Robotics
- Commercial status: Not disclosed
- Last verified: 2026-10-02
- Page: https://vuntum.com/en/robots/preferred-robotics-kachaka

## Specifications

| Criterion | Value | Level of evidence | Source | Verified on |
|---|---|---|---|---|
| Manufacturer suggested price (market = JP ; conditions = One-time payment, tax included; robot only (Kachaka furniture and monthly subscription required in addition)) | 228,000 JPY | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Depth (variant = カチャカEvo) | 72.2 cm | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Width (variant = カチャカEvo) | 38 cm | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Autonomous navigation | Yes | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Autonomous navigation (variant = カチャカプロ) | Yes | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Payload (variant = カチャカEvo ; conditions = maximum, lifting carts or shelves) | 100 kg | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Payload (variant = カチャカプロ ; conditions = maximum, for towing the dedicated shelf (専用棚を牽引)) | 30 kg | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Camera | Yes | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| LiDAR | Yes | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| ROS compatibility | ros2 | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Public SDK (conditions = Since software version 2.0.0, published on GitHub under the Apache License 2.0) | Yes | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |
| Teleoperation supported | Yes | manufacturer statement | Preferred Robotics (pages produit officielles) | 2026-10-02 |

“Not disclosed” means no information, not “no”. A level of evidence comes with every value.

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HTML version: https://vuntum.com/en/robots/preferred-robotics-kachaka

Factual data: CC BY 4.0. Attribution: “Source: Vuntum (https://vuntum.com)” with a link to the page quoted. Editorial text: all rights reserved, short quotation with attribution.