Why Rice Prices in Japan Rose: 6 Causes With Dates

Rice in Japan became much dearer for six linked reasons: a heat-damaged 2023 crop, years of output below demand, thin stocks, a summer 2024 shortage, rules that kept rice locked into set uses, and more mouths to feed from record tourism. The result: Japan’s consumer price index for rice rose 67.5% in 2025, the largest jump since 1971, according to the USDA FAS Tokyo Grain and Feed Annual (2026).

This page explains why rice prices in Japan rose, cause by cause, with dates. For today’s shelf price per kilo, see our separate guide to the current rice price in Japan. Below you will find a dated timeline, three charts from official data, and a calculator for growers who weigh table rice against other crops.

The short answer: six causes, in order

Price spikes rarely have one cause. In Japan, several slow trends met two sharp shocks. Here they are in the order they hit the market.

1. Heat damage to the 2023 crop. Lower quality and lower milling yields cut usable rice.
2. Several years of output below use. Stocks fell year after year.
3. The summer 2024 shortage. Stores ran short before the new crop arrived.
4. Fixed-use rules for paddy land. Rice grown for feed could not be switched to table rice.
5. More demand from visitors. Record tourist numbers added to table rice use.
6. Buyers bidding for supply. Distributors paid much more to secure the 2025 crop.

Some older claims about this topic do not hold up. The sections below stick to what official reports say, and give the date of each figure.

Timeline of the Japan rice price rise

Dates matter, because each cause hit at a different moment. This timeline uses USDA FAS Tokyo reports, which draw on Japan’s farm ministry (MAFF) data.

Sources for each row: the FAS Tokyo report list with the October 2023 crop update, the FAS Tokyo report on reserve releases (early 2025) and the 2026 Grain and Feed Annual.

Cause 1: Heat damage to the crop

Best for understanding: why a crop that looked normal in tonnes still left the market short.

Summer 2023 was extremely hot and dry in Japan’s rice regions. In October 2023, FAS Tokyo lowered its estimate for the 2023/24 crop because heat and little rain were expected to cut both yield and quality.

Quality matters as much as tonnes. Heat during grain filling causes chalky, cracked or half-filled grains. These lose more weight in milling. MAFF data cited by USDA show only 61% of the 2023/24 crop graded first-class. USDA links that heat damage to lower milling yields and to the shortage in summer 2024.

Heat has not gone away. The summer of 2025 was the hottest since Japanese records began in 1898, beating the highs of 2024 and 2023, according to the USDA FAS Tokyo annual report. Yet the 2025 crop graded about 76% first-class, close to the year before. So heat raises the risk each year, but it did not cause a second bad crop in 2025.

What it means for prices: less usable rice from the 2023 harvest meant stocks ran down faster in 2024.

▶ How satellite crop health maps flag stressed parts of a large farm. · 4:09

Cause 2: Output below demand and falling stocks

Best for understanding: why there was no cushion when trouble came.

FAS Tokyo says stocks in 2024/25 were low “after consecutive years” in which production fell short of consumption. Japan also grew less rice over time. Until 2025/26, planted area fell every year as farmers left the industry.

The farm workforce is old and shrinking. A 2026 MAFF survey (in Japanese), reported by Nippon.com, counted 986,600 core farm workers, down 4.8% in a year and less than half the 2.05 million of 2010. Their average age was 67.7, and 56.5% were 70 or older. When older growers retire, some paddies go out of production.

What it means for prices: a slow loss of supply made the market fragile, so one poor crop was enough to cause a shortage.

▶ How to estimate rice, wheat and lentil production before harvest. · 16:33

Cause 3: The summer shortage and slow reserve release

Best for understanding: how a short gap before harvest became a long price rise.

In summer 2024, stores ran short before the new crop came in. The new crop reached supermarkets in September 2024. That eased the shortage, but prices kept climbing. By January 2025 they were almost 80% higher than a year before.

MAFF said Japan had enough rice and that the problem was how rice moved through the trade. It then released government reserve rice to fix distribution. USDA notes this was the first such release since the reserve system began in 1995; before that, releases were for disasters.

Scale matters here. MAFF usually keeps about 910,000 t of reserve rice (brown rice basis). In 2024/25 it released 590,000 t, which left about 320,000 t by November 2025. Prices fell from June to August 2025, then rose again in September.

What it means for prices: the reserve release helped for a few months, but it did not change the underlying tight balance.

Chart

Government reserve rice: usual level, release and remainder

Thousand tonnes, brown rice basis

Cause 4: Paddy rules that fix how rice is used

Best for understanding: why rice could not simply be moved from feed to food.

For decades, Japan paid farmers to grow less table rice. The old gentan acreage plan ended with the 2018 crop. Today MAFF pays per-hectare support under the “Direct Payment for Rice Paddy Utilization” programme. It helps farmers shift paddies from table rice to feed rice, rice for processing, soybeans or wheat, to match falling demand.

Farmers must choose the use before planting, and cannot change it after harvest. USDA reports this stopped farmers from selling feed rice as table rice during the 2024 shortage. MAFF is reviewing the programme and plans a new framework from April 2027.

What it means for prices: rice existed in Japan, but the rules kept some of it away from the table rice market when it was needed.

Cause 5: More visitors eating rice

Best for understanding: why demand rose even though Japan’s population is falling.

Japan’s table rice use had fallen for six decades. That changed in 2023/24 and 2024/25. MAFF credits part of the rise to foreign visitors. In 2024/25, MAFF estimates visitors added 57,000 t of table rice demand, while a population fall of 630,000 people cut demand by 32,000 t.

Visitor numbers keep rising. The Japan Tourism Agency reports 42.7 million foreign visitors in 2025, up 15.8% on the 2024 record. Annual visitor tables are published by the Japan National Tourism Organization.

What it means for prices: visitor demand was small next to total use, but it came when stocks were already low.

Cause 6: Buyers competing for the crop

Best for understanding: why prices peaked after a bigger harvest.

The 2025/26 crop was larger. MAFF put milled output at 7.48 million t, up 2.6%, as high prices drew more land into rice and yields rose 1.7%. Even so, farmgate prices rose 30% to 70%. Distributors and country elevators competed hard to lock in supply after the scare of 2024. Retail prices then reached a record in November 2025.

The weak yen added to wider food costs. USDA says yen depreciation raised the cost of imported food, and food prices overall rose 7.0% in 2025. Most rice sold in Japan is grown at home, so the weak yen was not the main driver of the rice price itself.

What it means for prices: fear of another shortage pushed prices up faster than supply alone would explain.

Chart

Japan rice balance: two marketing years

Thousand tonnes, milled basis, Nov-Oct marketing years; 2025/26 is an estimate

How much rice prices in Japan rose against other prices

Official price data from the Statistics Bureau of Japan consumer price index show rice far ahead of other goods in 2025. Overall prices excluding fresh food rose 3.1%, the fourth yearly rise in a row. Households also spent a larger share on food: the Engel coefficient rose to 28.6%, the highest in 44 years.

Chart

Japan consumer price change in 2025

Percent change on 2024, consumer price index

Shoppers responded. USDA reports that many swapped rice for bread, pasta, noodles and barley. That shift is one reason demand later cooled.

Why imports surged despite a high tariff

Japan imports at least 682,000 t of rice a year under its WTO quota, mostly for processing and feed. Private imports outside the quota pay 341 yen per kilogram. That tariff usually keeps them to about 800 t a year.

High prices changed the sums. Private imports jumped from 852 t in 2023/24 to 90,494 t in 2024/25. On a calendar basis, FAS Tokyo counted 96,834 t of private imports in 2025, 95 times the 2024 level. The United States supplied 78% of that calendar-year total.

Are prices falling now?

Yes, from the peak. Prices began to fall in December 2025 as stocks rebuilt. MAFF reported private stocks in January 2026 were 920,000 t (brown rice) higher than a year earlier. FAS Tokyo projects ending stocks of 1.85 million t (milled) for 2025/26, up 17%, and 1.8 million t for 2026/27.

Chart

Japan rice ending stocks

Thousand tonnes, milled basis, end of Nov-Oct marketing year; 2026/27 is a forecast

Supply may tighten a little again. FAS Tokyo forecasts 2026/27 planted area at 1.46 million ha and output down 1.5% to 7.38 million t, as some farmers move back to wheat, barley and corn. It also expects private imports to fall. The 2025 Grain and Feed Annual had already noted that farmers would plant more table rice in response to high prices.

In October 2026, USDA also raised its forecast of world rice ending stocks for 2026/27, partly on higher stocks for Japan. These are forecasts, not results. Weather, reserve buy-back and policy changes can move them.

What growers can learn from the Japan case

For rice growers in the US, Australia and Europe, Japan shows how thin stocks turn small crop problems into big price moves. A few practical points:

• Watch grain quality, not just yield. Heat during grain filling cut Japan’s first-class share to 61% in 2023/24.
• Check contract rules before planting. Fixed-use contracts can stop you selling into a price spike.
• Price your crop options per hectare. Japanese growers moved land between rice, wheat, barley and corn as prices changed. The calculator below helps you do the same sums.
• Spot stress early. Satellite crop health maps show which fields fall behind during a heatwave, so you can check them in person first.

Farmonaut, a US-based company, makes the Farmonaut Satellite + AI Farm Monitoring System, which maps crop health across fields from satellite data; you can open the app here. It shows vegetation change, not the cause, so field checks are still needed.

Before you change crops, contracts or input plans, check local rules and get professional advice. Prices and programmes differ by country.

Try the numbers for your own farm below.

How we checked the numbers

We used USDA FAS Tokyo reports, which draw on MAFF, the Statistics Bureau of Japan and the Japan Tourism Agency. We give the basis for each figure: milled or brown rice, marketing year (November to October for USDA) or MAFF year (July to June), and estimate or forecast. Price changes are consumer price index changes or reported farmgate changes, not a single store price. We left out older claims we could not trace to a primary source, such as fixed yen-per-kilo effects of the exchange rate.

▶ Six plain steps to start precision farming. · 4:18

Related pages on our site: rice crop yield in the field, farm admin app, product traceability, carbon footprinting, crop loan and insurance tools, fleet management, weather API docs, farm tools guide and farm profit tips.

FAQ

Why did rice get so expensive in Japan?

A heat-damaged 2023 crop, years of output below use, a summer 2024 shortage, rules fixing how paddy rice is used, more visitor demand and strong bidding by distributors. Rice CPI rose 67.5% in 2025 (USDA FAS Tokyo, 2026).

When did the rice shortage in Japan start?

Stores ran short in summer 2024, before the new crop. Prices kept rising after the harvest and hit a record in November 2025.

Did the government release rice reserves?

Yes. MAFF released 590,000 t (brown rice) in 2024/25, the first release to fix distribution since 1995. Reserves fell to about 320,000 t by November 2025.

Did tourists cause the rice price rise?

They were one factor. MAFF estimates visitors added 57,000 t of table rice demand in 2024/25. That mattered because stocks were already low, but it was not the main cause.

Why didn’t imports fix the shortage?

Private imports pay 341 yen per kg. They did rise to a record 96,834 t in 2025, but that is small next to about 7.5 million t of home output.

Will rice prices in Japan keep falling?

Prices began to ease in December 2025 as stocks rebuilt. FAS Tokyo expects high stocks in 2025/26 and 2026/27, but output may dip 1.5% in 2026/27. These are forecasts.