Indices of Industrial Production

2020 average=100

	Seasonally Adjusted Index		Original Index
	index	Percent change from the previous month(%)	index	Percent change from the previous year (%)
Production	102.0	-2.6	101.2	-2.1
Shipments	100.7	-1.6	99.7	-1.7
Inventories	97.3	-3.0	99.0	-4.1
Inventory Ratio	104.0	0.0	105.5	-1.1

Industrial Production

Industries that mainly contributed to the decreased

1.Electrical machinery, and Information and communication electronics equipment, 2.Motor vehicles, 3.Fabricated metals, in that order.

Industries that mainly contributed to the increased

1.Production machinery, 2.Transport equipment (excl. motor vehicles), 3.Electronic parts and devices, in that order.

Shipments

Industries that mainly contributed to the decreased

1.Motor vehicles, 2.Electrical machinery, and Information and communication electronics equipment, 3.Electronic parts and devices, in that order.

Industries that mainly contributed to the increased

1.Production machinery, 2.Iron, steel and Non-ferrous metals, 3.General-purpose and business oriented machinery, in that order.

Inventories

Industries that mainly contributed to the decreased

1.Motor vehicles, 2.Electrical machinery, and Information and communication electronics equipment, 3.Production machinery, in that order.

Industries that mainly contributed to the increased

1.Pulp, paper and paper products, 2.Inorganic and organic chemicals, 3.Ceramics, stone and clay products, in that order.

Seasonally Adjusted Index
Percent change from the previous month(%)

	December 2025	January 2026
Survey in December 2025	1.3	8.0
Survey in November 2025	-2.0

Industries that mainly contributed to the increased in December

1.Electrical machinery, and Information and communication electronics equipment, 2.General-purpose and business oriented machinery, 3.Transport equipment, in that order.

Industries that mainly contributed to the increased in January

1.Transport equipment, 2.Production machinery, 3.Electronic parts and devices, in that order.

*1:Indices of Industrial Production Forecast is conducted monthly to search the planned production amounts for the current and proceeding months.
The survey is one of the useful economic indicators which reflect changing business conditions and provide a view of where the economy is heading in the near future.

Report on IIP( Production, shipments and Inventories )

Historical data of each index, Indices classified by Industry, Indices classified by Goods.

Historical data etc.(data download)

Excel and csv files of each index (Year, Fiscal Year, Quarter, Month), previous data, weight of Indices of Industrial Production, etc..

Results in the past

Outline of the result, Report on IIP in the past.

Release date of Indices of Industrial Production

We have published the release date of the Indices of Industrial Production(November 2025 - February 2027). Please click the above-mentioned.
(updated at December 26, 2025)