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	101.6	-1.6	106.8	-0.9
Shipments	98.9	-2.5	104.1	-2.1
Inventories	100.0	0.8	101.8	-2.5
Inventory Ratio	106.8	0.4	103.9	1.4

Industrial Production

Industries that mainly contributed to the decreased

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

Industries that mainly contributed to the increased

1.Electrical machinery, and Information and communication electronics equipment, 2.Chemicals (excl. Inorganic, organic chemicals, and medicine), 3.Electronic parts and devices, in that order.

Shipments

Industries that mainly contributed to the decreased

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

Industries that mainly contributed to the increased

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

Inventories

Industries that mainly contributed to the increased

1.Motor vehicles, 2.Production machinery, 3.Iron, steel and Non-ferrous metals, in that order.

Industries that mainly contributed to the decreased

1.Inorganic and organic chemicals, 2.Petroleum and coal products, 3.Electronic parts and devices, in that order.

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

	August 2025	September 2025
Survey in August 2025	2.8	-0.3
Survey in July 2025	0.8

Industries that mainly contributed to the increased in August

1.Transport equipment, 2.Production machinery, 3.Petroleum products, in that order.

Industries that mainly contributed to the decreased in September

1.Transport equipment, 2.Others, 3.Production machinery, 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 2024 - February 2026). Please click the above-mentioned.
(updated at December 27, 2024)