Japan Energy Fund has invested in Natel Energy through its Decarbonized Tech Fund managed by Japan Energy Capital.
Natel Energy is a US-based sustainable energy company that offers both a proprietary, fish-safe Restoration Hydro Turbine design and a SaaS solution called HydroForecast.
https://www.japanenergyfund-ventures.com/natel-energy-press-release
This article in French explains how Natel's FishSafe™ Restoration Hydro Turbine provides a solution for hydropower plants to coexist with migrating fish.
International Water Power & Dam Construction magazine picked up the story about juvenile alewife, a kind of river herring, passing through Natel's Restoration Hydro Turbine.
Natel Energy has developed a new small hydropower turbine technology that offers an environmentally friendly and compact, modular hydro generation system.