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LEBO Robotics closes Series B first tranche to automate wind-turbine repair robots

What's the deal? Tokyo-based LEBO RoboticsDealroom has a profile for this one. Try Dealroom → has completed the first close of its Series B round, backed by Abies VenturesDealroom has a profile for this one. Try Dealroom → and Aizawa Asset ManagementDealroom has a profile for this one. Try Dealroom →. The funds will accelerate the automation of its wind-turbine blade maintenance robots, expansion across Europe and the US, and hiring.

The company plans a second close and will disclose the total round size only after it completes.

What does it do? Founded in 2018 and based in Akishima, Tokyo, LEBO Robotics builds robots that attach to wind-turbine blades to grind, clean, and coat them during repairs. It already runs commercial services at operating wind farms in Japan and has logged AI-based inspections on more than 1,000 turbines domestically.

Why now? As decarbonisation drives wind power adoption, turbines are growing larger and moving offshore, raising the stakes for safe, efficient upkeep. Blade maintenance still leans heavily on manual work at height, creating shared global challenges around safety, staffing, and quality.

What's the endgame? LEBO Robotics wants to shift from robots people operate to robots that assess a blade's condition and perform the needed work themselves. It is combining sensing, 3D data, AI, and control technology to deploy what it calls Physical AI on maintenance sites.

The proceeds fund three priorities: automating the repair process, entering European and US markets, and strengthening research and business-development teams. The company holds related patents in Japan, Europe, the US, China, and India, and aims to build a three-region operation spanning Japan, Europe, and the US.

What they're saying: "We aim to grow into a maintenance company that supports wind power worldwide," said chief executive officer Keitaro Hamamura (translated from Japanese).

Abies Ventures general partner Sota Nagano said he expects "Japanese technology to become a new standard for wind power maintenance worldwide" (translated from Japanese).

The signal: The round shows investor appetite for the unglamorous services layer beneath the renewables build-out, where labour shortages and safety risks meet automation. If LEBO Robotics can prove its self-directing robots abroad, it points to a broader export path for Japanese industrial robotics into global energy infrastructure.

Read more: prtimes.jp

Image credit: Andy S-D

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