電気事業固定資産
Electric utility plant and equipment
附帯事業営業利益又は附帯事業営業損失（△）
Operating profit (loss) from incidental business
附帯事業営業損益
Operating revenue and expenses from incidental business
電気通信事業営業利益又は電気通信事業営業損失（△）
Operating profit (loss) from telecommunications business
通信設備使用料
Communication facility fee
固定資産除却費
Non-current assets retirement costs
研究費償却
Amortization of capitalized research expenditures
管理費
Administrative expenses
共通費
Common expenses
施設保全費
Facilities maintenance expenses