Key Points
・Calbee announced that it will revise the packaging specifications of 14 products, including Potato Chips, Kappa Ebisen, and Frugra, by reducing packaging ink colors to two.
・The temporary change is linked to unstable procurement of some raw materials, including naphtha-derived materials used in printing ink, amid heightened tensions in the Middle East.
・Japan has not completely run out of ink. The issue is more about procurement stability, timing, price, supply imbalances, and distribution bottlenecks.
News
Calbee announced on May 12, 2026, that it would revise the packaging specifications of 14 products, including Potato Chips, Kappa Ebisen, and Frugra. The company said it will reduce the number of printing ink colors used on the packaging to two, with the change introduced gradually from May 25.
The company described the move as a temporary response to unstable procurement of some raw materials caused by heightened tensions in the Middle East. Calbee said it is prioritizing stable product supply, and the contents and quality of the products will not be affected.
Reports have linked the packaging change to unstable procurement of naphtha-derived raw materials used in printing ink. Naphtha is a petrochemical feedstock derived from crude oil and is related to solvents, resins, printing ink, plastic materials, and packaging materials.
The Japanese government has said that the necessary overall volume of printing ink and naphtha has been secured for Japan as a whole. At the same time, officials have acknowledged supply imbalances and distribution bottlenecks, meaning the issue is not a simple story of Japan completely running out of ink.
Background
What Naphtha Has to Do With Snack Packaging
Naphtha is a petrochemical feedstock produced from crude oil. It is used in a wide range of industrial materials, including solvents, resins, plastics, and chemical products.
Snack packaging may look like a simple outer layer, but it depends on several material chains. Printing ink requires pigments, resins, solvents, and other components. Packaging materials also depend on petrochemical supply chains.
That means a disruption in crude oil or naphtha procurement can eventually affect not only fuel prices, but also the packaging around everyday consumer goods.
Why This Is Not a Simple “Ink Shortage”
The issue is better understood as procurement instability rather than a total disappearance of ink.
For companies, overall national supply is only one part of the problem. They also need the right materials at the right time, with predictable prices and delivery schedules.
Even if Japan has secured the necessary overall volume, supply imbalances and distribution bottlenecks can still create problems for manufacturers. A food company may have to adjust packaging specifications if the usual combination of materials, colors, timing, and cost becomes harder to maintain.
Calbee’s two-color packaging is a practical response to that uncertainty. The company is keeping the product itself unchanged while simplifying the packaging process to help maintain stable supply.
Why Packaging Colors Matter for Food Brands
Food packaging is not just a container. It is also a brand asset.
Colors help consumers recognize products quickly on store shelves. A familiar potato chip bag, shrimp cracker package, or cereal package often carries a strong visual identity before the customer even reads the label.
Reducing the number of colors changes how the product appears in stores. Even when the contents and quality are unchanged, the product can look different to consumers.
At the same time, two-color monochrome-style packaging may stand out more strongly on colorful shelves. A black-and-white snack bag can look unusual, visible, and almost like a limited-edition design.
Analysis
Geopolitics Has Reached the Convenience Store Shelf
Calbee’s packaging change shows how geopolitical risk can reach very ordinary parts of daily life.
Middle East tensions are usually discussed through crude oil prices, shipping routes, energy security, and inflation. In this case, the effect appears in a more visible and familiar place: snack bags on Japanese store shelves.
The chain is indirect but clear. Middle East tensions affect crude oil and petrochemical supply. Naphtha-derived materials are used in printing ink and packaging. When procurement becomes unstable, a food company may change packaging specifications to keep products moving.
This makes an invisible supply-chain problem visible. Consumers may not normally think about naphtha, ink solvents, resins, or packaging materials when buying snacks. A monochrome package turns that hidden chain into something people can see.
Why Black-and-White Packaging Becomes Visually Powerful
The two-color packaging is a supply measure, but it also creates a strong visual effect.
Japanese convenience stores and supermarkets are filled with brightly colored food packaging. Red, yellow, green, blue, and orange are used to separate flavors, brands, and product lines. Against that background, a familiar snack package suddenly printed in black and white can attract attention.
That visual contrast can make the packaging feel like an emergency-style limited design. It may encourage consumers to notice it, photograph it, and share it on social media.
The change also has a cost-control dimension. By reducing the number of ink colors, Calbee can simplify part of the packaging process and reduce exposure to unstable procurement of some materials. A specification change meant to reduce supply-chain pressure can, as an unintended result, become more visible than the original colorful design.
A packaging adjustment designed to avoid direct price pressure or supply disruption may therefore create public attention. Instead of being seen only as a cutback, the monochrome design may be received as a distinctive temporary look.
Calbee Chose a Specification Change Instead of a Price Hike or Shortage
Calbee’s response is notable because the company is not changing the product contents or quality.
When raw materials or packaging materials become difficult to procure, companies have several options. They can raise prices, suspend sales, reduce product volume, delay launches, narrow product lines, or revise packaging specifications.
In this case, Calbee chose a packaging change that limits the direct impact on consumers. The snacks remain the same, while the outer packaging becomes simpler.
That does not make the decision small. Packaging is part of brand recognition, store visibility, and consumer habit. A change in color can affect how easily people identify a product on the shelf.
Calbee’s move shows how companies may try to absorb supply-chain pressure in a way that protects product availability while limiting disruption to customers.
The Risk If Packaging Changes Last Longer
A temporary monochrome design may be seen as unusual, memorable, and even interesting. If it remains short-lived, it could be remembered as a visible sign of a specific supply-chain moment.
A longer-term change would create different risks. Consumers may find it harder to distinguish flavors or product lines if color cues are reduced. Store visibility may also change, especially for products whose identity is strongly tied to packaging color.
There is also a broader industry question. Printing ink and packaging materials are used across many consumer goods, not only snacks. If procurement instability continues, similar adjustments could appear in other packaged foods, daily necessities, household goods, and industrial products.
The visual change is easy to understand, but the underlying issue is wider. Many consumer products depend on petrochemical materials that are usually invisible to consumers.
What This Reveals About Japan’s Supply Chains
Japan’s consumer goods are often produced, packaged, and sold domestically, but many of the materials behind them are tied to global supply chains.
Crude oil, naphtha, printing ink, resins, packaging films, shipping routes, and industrial logistics all sit behind the final product. A disruption in one part of that chain can appear much later as a change in packaging, cost, delivery timing, or product planning.
Calbee’s move also shows the strength and fragility of Japan’s corporate response. The company found a practical way to maintain stable supply without changing the product itself. At the same time, the need for such a measure shows how sensitive everyday goods can be to upstream material instability.
A black-and-white snack bag is a small visual change. The supply chain behind it is much larger.
Conclusion
Calbee’s monochrome-style packaging is not merely an unusual snack-bag design.
It shows how crude oil, naphtha, printing ink, packaging materials, and food retail are connected. A geopolitical shock does not stop at oil markets or shipping routes. It can reach the shelves of convenience stores and supermarkets in forms that consumers can immediately see.
The company’s response reflects a practical attempt to maintain stable supply without changing product quality or suspending sales. By simplifying packaging, Calbee is trying to reduce pressure from unstable raw-material procurement while keeping familiar products available.
At the same time, the packaging change became highly visible. A black-and-white snack bag on a colorful shelf naturally attracts attention, and the unusual look may generate public interest as an unintended promotional effect.
The key question is whether this remains a temporary adjustment or becomes part of a wider pattern across consumer goods. If procurement instability continues, more companies may have to rethink packaging, materials, costs, and brand presentation in ways that consumers can see.
Reference links
- カルビーの一部商品、白黒包装に切り替えへ 中東情勢で原材料調達不安定化（FNNプライムオンライン）
- 中東情勢受け「必要量は確保」も供給偏りや“目詰まり” 政府が説明（FNNプライムオンライン）
- カルビーが一部商品の包装を白黒2色に変更へ（テレビ朝日）
- カルビー商品が白黒包装に ナフサ由来原料の調達不安定化で対応（TBS NEWS DIG）
- Snacks giant Calbee crunched by Iran-related ink shortage switches to monotone（Reuters）
- Japan’s biggest chipmaker is turning snack bags black and white over ink supply concerns（Business Insider）
