| Planned | Development consortium memberAomori South | Development | Aomori South offshore wind project |
| In Operation | Project investorIshikari Bay New Port Offshore | Owner Operator | Ishikari Bay New Port Offshore Wind Farm |
| In Construction | Joint project company ownerJRE Sakata Wind Farm Repowering | Development | Sakata & Sakata North Port - Repowering |
| Planned | Joint floating wind developerKuji - Ideol | Development | Proposed floating offshore wind project off Kuji city and Hirono town, Iwate Prefecture. |
| In Operation | Project-company shareholderNoshiro Port | Finance Insurance Legal | Corporate shareholding in Akita Offshore Wind Corporation, covering Akita Port and Noshiro Port |
| In Construction | Project-company participantOga-Katagami-Akita | Development | Oga-Katagami-Akita offshore wind project |
| Consented | Consortium research into wind-farm costs, power-system integration and environmental assessmentSouthern Akita Floating Demonstration | Other | Southern Akita Floating Offshore Wind Demonstration Project |
| In Operation | OperatorAgekawa hydroelectric plant | Hydroelectric | Agekawa hydroelectric plant |
| In Operation | OperatorKaminojiri hydroelectric plant | Hydroelectric | Kaminojiri hydroelectric plant |
| In Operation | OperatorKanose Daiichi hydroelectric plant | Hydroelectric | Kanose Daiichi hydroelectric plant |
| In Operation | OperatorKanose Daini hydroelectric plant | Hydroelectric | Kanose Daini hydroelectric plant |
| In Operation | OperatorKatakado hydroelectric plant | Hydroelectric | Katakado hydroelectric plant |
| In Operation | OperatorShingo Daiichi hydroelectric plant | Hydroelectric | Shingo Daiichi hydroelectric plant |
| In Operation | OperatorToyomi Daiichi hydroelectric plant | Hydroelectric | Toyomi Daiichi hydroelectric plant |
| In Operation | OperatorToyomi Daini hydroelectric plant | Hydroelectric | Toyomi Daini hydroelectric plant |
| In Operation | OperatorUeda hydroelectric plant | Hydroelectric | Ueda hydroelectric plant |
| In Operation | OperatorYakuwa hydroelectric plant | Hydroelectric | Yakuwa hydroelectric plant |
| In Operation | OperatorYamazato Daiichi hydroelectric plant | Hydroelectric | Yamazato Daiichi hydroelectric plant |