Home › By month

Top 20 risers

Protein powder+59.0%

Coffee beans+51.0%

Onions+45.6%

Aseptic packaged cooked rice+29.2%

“Mochi”, rice-cakes+29.0%

Chocolate+26.9%

Dermal medicines+24.9%

Pet foods (cat foods)+23.8%

Fruit juice+23.5%

Yellowtail+23.0%

Instant coffee+22.3%

Chewing gum+21.3%

Coffee beverages-B+18.9%

White potatoes+18.5%

Salted mackerel+18.3%

Non-glutinous rice-A+17.7%

Coffee beverages-A+17.4%

Jam+16.6%

Non-glutinous rice-B+16.5%

Mackerel+16.2%

Top 15 fallers

High school fees (public)-93.1%

Cabbage-49.2%

Chinese cabbage-47.4%

Broccoli-27.9%

Lettuce-25.1%

Mandarin oranges-23.7%

Radishes-22.1%

School lunch (junior high school)-18.1%

School lunch (elementary school)-17.9%

Avocados-16.4%

Nursery school fees-15.3%

Gasoline-15.0%

Tablet computers-13.6%

Eggplants-13.4%

Pianos-12.8%

By group

Food+3.7%

Housing+0.9%

Fuel, light & water-5.8%

Furniture & household utensils+1.3%

Clothes & footwear+1.7%

Medical care+2.0%

Transportation & communication+1.3%

Education-2.7%

Culture & recreation+1.9%

Miscellaneous+0.3%

← Jan 2026Mar 2026 →

Year-on-year change of the Japan CPI (Statistics Bureau, all Japan). Item indices, not shop prices. Items with weight 3 or more.