| Prototype | Cable technology consortium partnerAichi Floating Demo | Cables | Aichi floating offshore wind demonstration |
| Decommissioned | Undersea and dynamic cable supplier contextFukushima | Cable Supply And Installation Context | Fukushima FORWARD undersea cable and dynamic cable system |
| In Construction | Submarine cable system designer, manufacturer and installerIshikari Bay New Port Offshore | Cables | Approximately 16 km 66 kV submarine cable system connecting turbines and transmitting power to shore |
| Planned | Subsea power transmission technology partnerMODEC TLP | Other | Subsea power transmission systems for TLP floating offshore wind technology development |
| In Construction | Submarine power cable supplierNyuzen | Cables | 22 kV submarine cable system connecting Nyuzen’s three turbines to the onshore network |
| Decommissioned | Undersea and dynamic cable supplier contextWindFloat Fukushima | Cable Supply And Installation Context | Fukushima FORWARD undersea cable and dynamic cable system |