Japan Producing Osmotic Power
Japan has begun producing energy at its second osmotic power plant and has achieved efficiency gains by co-locating the power plant with a desalination plant.
For details: https://newatlas.com/energy/electricity-through-osmosis-japan-opens-worlds-second-osmotic/
For context: https://earth.org/osmotic-power-the-next-wave-of-renewable-energy/