Japan Producer Price Growth Cools to 6.8% in September as Upstream Costs Ease
Japan wholesale prices rose 6.8% year-on-year in September 2026, marking the slowest rate of annual expansion since May. The inflation figure missed market forecasts of 7.6% and pulled back from August levels. Month-on-month, producer prices decreased by 0.3%, matching the previous month's revised drop and contrasting with expectations for a 0.5% gain.
The cooling in producer inflation signals that upstream cost pressures on Japanese businesses are beginning to lighten, even as overall price increases stay high. Softer growth in energy-related sectors led the deceleration, as petroleum and coal price gains dropped to 11.5% from 14.7% in August. Price increases also moderated in food and beverages, textiles, transport equipment, and production machinery.
Despite the general slowdown, inflationary pressure persists across several key manufacturing categories. Price growth picked up speed in sector items including chemicals, iron and steel, electrical machinery, metal products, electronic components, and information technology equipment. Investors will watch whether input cost relief extends into broad consumer inflation or if rising expenses in these manufacturing sectors trigger renewed cost pressures.
Key points
- Japan producer prices grew 6.8% year-on-year in September 2026, missing market forecasts of 7.6% and reaching a four-month low.
- Producer prices fell 0.3% month-on-month, recording a second straight monthly decline against expectations of a 0.5% rise.
- Price gains eased in petroleum and coal to 11.5%, alongside moderation in food, textiles, and transport equipment.
- Inflation accelerated in several categories, including information and communications, chemicals, and metal products.
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How we writeDisclaimerQuestions and answers
How much did Japan producer prices rise in September 2026?
Producer prices in Japan rose 6.8% year-on-year in September 2026, slowing down from market forecasts of 7.6% and reaching the lowest growth rate in four months.
Did Japan producer prices increase or fall on a monthly basis?
On a monthly basis, producer prices dropped 0.3% in September 2026. This matched the revised 0.3% decline in August and defied economic expectations of a 0.5% gain.
Which sectors saw price growth slow in Japan?
Cost pressures eased in petroleum and coal, drinks and foods, transport equipment, production machinery, and textiles. However, prices accelerated in sectors like chemicals, steel, and electronic components.