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
An examination of using a conically arranged, cantilevered electrified bar rack (Center Sender) to guide fish, unharmed, through hydropower facilities.