On your MyPage (https://portal.minden.co.jp), you can support the power plant, check your support history, check your monthly electricity usage, and complete procedures related to your electricity contract.
個人のお客さまーよくあるご質問
On your MyPage (https://portal.minden.co.jp), you can support the power plant, check your support history, check your monthly electricity usage, and complete procedures related to your electricity contract.