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	104.0	2.2	96.6	2.3
Shipments	102.2	3.2	94.1	2.0
Inventories	98.3	0.1	98.5	-4.2
Inventory Ratio	101.0	-4.6	110.8	-3.8

Industrial Production

Industries that mainly contributed to the increased

1.Motor vehicles, 2.Plastic products, 3.Chemicals (excl. Inorganic, organic chemicals, and medicine), in that order.

Industries that mainly contributed to the decreased

1.Production machinery, 2.Pulp, paper and paper products, in that order.

Shipments

Industries that mainly contributed to the increased

1.Motor vehicles, 2.Electrical machinery, and Information and communication electronics equipment, 3.Iron, steel and Non-ferrous metals, in that order.

Industries that mainly contributed to the decreased

1.Production machinery, 2.Transport equipment (excl. motor vehicles), in that order.

Inventories

Industries that mainly contributed to the increased

1.Motor vehicles, 2.Production machinery, 3.General-purpose and business oriented machinery, in that order.

Industries that mainly contributed to the decreased

1.Electronic parts and devices, 2.Iron, steel and Non-ferrous metals, 3.Inorganic and organic chemicals, in that order.

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

	February 2026	March 2026
Survey in February 2026	-0.5	-2.6
Survey in January 2026	-4.3

Industries that mainly contributed to the decreased in February

1.Electronic parts and devices, 2.Fabricated metals, 3.Chemicals, in that order.

Industries that mainly contributed to the decreased in March

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