Did Calbee Mygra almond & chocolate crunch granola (Japan) shrink?

Size FactsDid it shrink? Yes
Before400 g
After350 g
−12.5%smaller
Price per 100 g · if the price stayed the same+14.3%Hypothetical: the size cut alone. The source recorded no shelf prices.

How big a cut? The 35th-largest of 67 documented breakfast cereals cuts; a bigger cut than 48% of all 1,366 cases in the library. See the biggest cuts →

When
2026 · reported 2026
Country
Japan
Brand
Calbee
Category
Breakfast Cereals
Source
calbee.co.jp

Source and evidence

Calbee — Potato Chips and cereal price revision and content change (2026) calbee.co.jp

Source fetched 2026-10-29.

Released 9 Feb 2026 nationwide, listed by Calbee as a content change (-12.5%) at the same time as the Frugra cuts.

Evidence
Typemanufacturer announcement (price/size notice)
Confidencehigh

Check the math in the calculator.

What the source says

“兵庫、 奈良、和歌山) ポテトチップス関西味浪漫 味付けのり風味 60g 57g 「シリアル」 商品名 内容量 (1 袋あたり) 発売日 (2026 年) 販売地域 改定前 改定後 フルグラ 380g 330g 2 月 9 日 全国 フルグラ 糖質オフ 350g 300g フルグラ チョコバナナ味 350g 300g マイグラ 香ばしアーモンド&チョコクランチ 400g 350g 3.”

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

Topic guide: cereal shrinkflation, every documented case in one place, brand by brand.

More from Calbee

All 6 Calbee cases →

Newest in breakfast cereals

Cereal shrinkflation →

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Cite this case

ShrinkRadar, “Did Calbee Mygra almond & chocolate crunch granola (Japan) shrink? 400 g → 350 g”, https://shrinkradar.com/cases/calbee-mygra-almond-and-chocolate-crunch-granola-japan-2026.html, accessed 2026-11-05. Original source: Calbee — Potato Chips and cereal price revision and content change (2026) (https://www.calbee.co.jp/news/pdf/4150-40944.pdf).

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