当期製品自家使用高
Costs of gas for own use
期首たな卸高
Beginning inventories
製品売上
Product sales
受託製造収益
Revenue from contract manufacturing
託送供給収益
Gas transportation service revenue
ガス売上
Gas sales
ガス事業売上高
Sales from gas business
附帯事業売上
Incidental businesses sales
受注工事及び器具売上
Installation work and appliances sales
特定ガス導管工事償却準備金
Reserve for depreciation of specified gas pipeline construction