When Western tech companies build a consumer robot, they usually start with a voice assistant, a screen, and a list of productivity commands. By contrast, a distinct branch of japanese robot design—led by Tokyo studio Yukai Engineering—strips away screens and spoken words to focus on physical gesture, texture, and emotional warmth.
Disclosure & scope: Published by mirumirobot.com (retailer of Mirumi Ivory, Pink, and Gray). Historical and technical references cite Yukai Engineering's published press releases and US FAQ (checked October 2026).
1. Three Hallmarks of Yukai Engineering's Companion Design
- Born from hands-on prototyping: Yukai Engineering's announcement traces Mirumi back to an internal 2024 Make-a-Thon before its CES 2025 debut and April 2026 Japanese retail launch (CES announcement; timeline release).
- Communication without speech recognition: Per the official US FAQ, Mirumi has neither AI nor language recognition (source). Instead, microphone sound sensing and head-touch sensing trigger tuned head movements and pauses (design account).
- Material craftsmanship with clear care boundaries: The exterior uses custom fur developed with a Japanese manufacturer for pile length and density (source), paired with wrap-around arms for ~10–15 mm bag straps and a non-removable, non-washable care rule (US FAQ).
2. Carrying a Piece of Tokyo Robotics Design
At approximately 155 g and 100 × 110 × 140 mm (US Gray spec) with USB-C recharging, Mirumi brings Japanese companion robotics out of the living room and onto your daily bag. Compare Mirumi Robot Ivory, Mirumi Robot Pink, and Mirumi Robot Gray.