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	102.8	0.8	102.1	2.3
Shipments	101.2	1.5	99.7	2.0
Inventories	96.1	-0.2	94.6	-4.9
Inventory Ratio	101.8	-0.7	99.8	-4.7

Industrial Production

Industries that mainly contributed to the increased

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

Industries that mainly contributed to the decreased

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

Shipments

Industries that mainly contributed to the increased

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

Industries that mainly contributed to the decreased

1.Motor vehicles, 2.Iron, steel and Non-ferrous metals, 3.Petroleum and coal products, in that order.

Inventories

Industries that mainly contributed to the decreased

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

Industries that mainly contributed to the increased

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

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

	May 2026	June 2026
Survey in May 2026	5.1	-0.4
Survey in April 2026	2.2

Industries that mainly contributed to the increased in May

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

Industries that mainly contributed to the decreased in June

1.Electronic parts and devices, 2.Production 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)