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Romi

Price
Unknown
Type
Desktop Robots
Applications
Household · Companion
Status
Commercial
Availability
On sale
Purchase
Not disclosed
Release Date
Jun 2020
Country/Region
Japan
Last Verified
2026-08-14
1 h
Runtime
0.32 kg
Weight
0.096 m
Height

Romi is MIXI's desktop conversational AI companion robot. It combines voice interaction, a display, camera, microphones, speaker, LEDs, and touch, illuminance, and motion sensors for everyday home companionship.

1 / 1Romi

Intelligence Profile

Learning ApproachOfficial claim
Other learning method

Capability Map

InteractionOfficial claim
Speech interaction

MIXI describes Romi as a conversational AI robot that generates responses and supports natural daily conversation.

InteractionOfficial claim
Human collaboration

Romi remembers daily conversations and adapts its communication to users over time.

Hardware Specification

Physical Specifications

Locomotion Type
2-axis drive

Mechanical and mounting

Height
0.096 m
Weight
0.32 kg

Sensors

Camera
Yes
Sensors
Touch, illuminance, and accelerometer-gyroscope sensors

Battery and Runtime

Battery Capacity
1.18 Ah
Battery Type
Lithium-ion battery
Battery Voltage
3.7 V
Charger
AC adapter
Charging Method
USB Type-C
Charging Time
2 hours
Power Supply
DC 5V/2.0A; USB Type-C
Runtime
1 h

Compute Platform

AI Model
ChatRomi 1.0
CPU
1.2 GHz Quad Cortex-A53

Reliability and environment

Operating temperature
5°C to 35°C

Interaction and Communication

Audio I/O
Microphone input and speaker output
Communication
Bluetooth and IEEE 802.11 wireless LAN
Display
QVGA display
External Port
USB Type-C charging connector
Lighting
Charging indicator LED and communication LED
Microphone
3 microphones
Speaker
Speaker
Visual Recognition
Camera-based face detection
Voice Interaction
AI conversation

Development and Expansion

App Platform
Dedicated smartphone app; iOS and Android
Operating Modes
Conversation mode and easy mode

Commercial Status

Status
Commercial
Price
Unknown
Release Date
Jun 2020

Deployment records

Progress, changes and sources from real-world projects.

Project source ↗
Partner
Prize Kids Mizonokuchi Classroom · Operator
Scenario
Rehabilitation
Primary task
Use Romi in robot-assisted therapy at a child development and after-school day-service classroom, including activities to support communication and social skills and programming learning.
Location
Prize Kids Mizonokuchi Classroom, 3-11-17 Mizonokuchi, Takatsu-ku, Kawasaki, Kanagawa, Japan
Started
2022-08-01
Last verified
2026-10-10
Operating sites
1

Deployment timeline · 1

  1. MIXI formally provides Romi to Prize Kids Mizonokuchi
As of the verified evidence; this is not live operating status.2026-10-10
Project source ↗
PilotCompleted
Partner
Ina City · Operator
Scenario
Companion
Primary task
Lend Romi to participating residents to test whether conversational companionship can reduce loneliness and isolation, increase opportunities to go out, and improve quality of life.
Location
Ina City, Nagano Prefecture, Japan
Started
2023-11-29
Last verified
2026-10-10
Operating sites
1

Deployment timeline · 3

  1. Ina City begins Romi resident loan pilot
  2. Ina City Romi resident loan pilot concludes
  3. CMIC publishes results of the Ina City Romi pilot
As of the verified evidence; this is not live operating status.2026-10-10
Project source ↗
Unpaid
Partner
National Center for Child Health and Development · Operator
Scenario
Medical Assistance
Primary task
Offer conversation and companionship in the hospital, help create interaction with ward staff, comfort children and families, and ease children’s tension before treatment.
Location
National Center for Child Health and Development, Setagaya, Tokyo, Japan
Started
2022-12
Last verified
2026-10-10
Robots deployed
10
Operating sites
7

Deployment timeline · 1

  1. Ten Romi units donated and installed at seven hospital locations
As of the verified evidence; this is not live operating status.2026-10-10

Romi at an Ikeda senior welfare facility

Ikeda Town Council of Social Welfare (Hokkaido)

Project source ↗
Partner
Ikeda Town Council of Social Welfare (Hokkaido) · Operator
Scenario
Elderly Care
Primary task
Provide conversation and recreation for older adults at a health promotion and preventive-care facility; staff report that interacting with Romi gives visitors a reason to attend and a shared topic for conversation.
Location
Ikeda, Hokkaido, Japan
Started
2021-06
Last verified
2026-10-10
Operating sites
1

Deployment timeline · 1

  1. Romi installed at an Ikeda senior welfare facility
As of the verified evidence; this is not live operating status.2026-10-10

Timeline

  1. Robot release
    Romi
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