Yasuhiro Hayami, Chief Business Officer at MEDIROM Mother Labs, has made a second investment in the company's Series A financing, valuing it at JPY9 billion, reflecting confidence in its innovative health-tech offerings.

Target Information

MEDIROM Mother Labs Inc. is a subsidiary of MEDIROM Healthcare Technologies Inc. (NASDAQ: MRM) based in Tokyo, Japan. The company operates within the health-tech industry and is committed to developing innovative health solutions. Its flagship product, the MOTHER Bracelet, is the world's first 24/7 recharge-free smart tracker, utilizing advanced technology to monitor various health metrics continuously without the need for recharging.

Mother Labs focuses on customizable health management solutions through its “Specific Health Guidance Program” delivered via the “Lav” health application. The integrative approach allows it to serve diverse sectors, including caregiving, logistics, and manufacturing, thus broadening its market reach and impact.

Industry Overview

The health-tech sector in Japan has been experiencing rapid growth driven by increasing consumer awareness around health and wellness technologies. The demand for wearable devices has surged, fueled by advancements

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Yasuhiro Hayami

invested in

Mother Labs

in 2025

in a Series A deal

Disclosed details

Transaction Size: $60M

Enterprise Value: $9M

Equity Value: $60M

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