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Did Kameda Kotsubukko rice crackers (Japan) shrink?

Size FactsDid it shrink? Yes
Before110 g
After100 g
−9.1%smaller
Price per 100 g · if the price stayed the same+10.0%Hypothetical: the size cut alone. The source recorded no shelf prices.

How big a cut? The 68th-largest of 94 documented chips & snacks cuts; a bigger cut than 26% of all 1,366 cases in the library. See the biggest cuts →

When
2025 · reported 26 May 2025
Country
Japan
Brand
Kameda
Category
Chips & Snacks
Source
kamedaseika.co.jp

Source and evidence

Kameda Seika — rice cracker price revision and content change (26 May 2025) kamedaseika.co.jp

Source fetched 2026-10-29.

Listed under 'price revision and content change' from 1 Sept 2025 deliveries, so the bag lost 9% and the price was revised too.

Evidence
Typemanufacturer announcement (price/size notice)
Confidencehigh

Check the math in the calculator.

What the source says

“更対象商品 商品名 内容量 改定日 改定前 改定後 技のこだ割り 濃厚醤油 120 g 110 g 9 月 1 日 技のこだ割り 旨辛唐辛子 110 g 100 g 3.価格改定および内容量変更対象商品 商品名 内容量 改定日 改定前 改定後 無限エビ 73 g 58 g 9 月 1 日 無限のり 73 g 58 g こつぶっこ 110 g 100…”

More from Japan: the Japan shrinkflation tracker has all 39 documented cases, sortable and filterable.

Topic guide: chips and crisps shrinkflation, every documented case in one place, brand by brand.

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Cite this case

ShrinkRadar, “Did Kameda Kotsubukko rice crackers (Japan) shrink? 110 g → 100 g”, https://shrinkradar.com/cases/kameda-kotsubukko-rice-crackers-japan-2025.html, accessed 2026-11-05. Original source: Kameda Seika — rice cracker price revision and content change (26 May 2025) (https://www.kamedaseika.co.jp/wp-content/uploads/2025/05/米菓商品の価格改定および内容量変更に関するお知らせ250526_02.pdf).

You may quote and cite this case with credit. No bulk reuse or republishing of the dataset without permission: licence and how to cite.