
The plastic grass that comes with sushi, also known as baran in Japan, serves multiple purposes. Firstly, it acts as a divider that separates the different pieces of sushi, preventing flavours and aromas from mixing and preserving the integrity of each piece. This practice originates from the Edo period when Japanese chefs used plant leaves, particularly bamboo leaves, to separate food in bento boxes. Over time, plastic grass became a more durable and cost-effective solution, although some higher-end restaurants still use real leaves. While it adds a pop of colour to the packaging, the plastic grass is more than just a decorative element, playing a functional role in maintaining the distinct flavours of sushi.
| Characteristics | Values |
|---|---|
| Name | Baran, Haran, or Bento Grass |
| Origin | The practice of using leaves to separate food in Japan dates back to the Edo period (1603-1864). |
| Purpose | To separate and divide different pieces of sushi, preventing flavours and aromas from mixing. |
| Colour | Green, adding a pop of colour to the meal. |
| Durability | More durable and long-lasting compared to traditional plant leaves. |
| Cost | Less expensive than hand-cut plant leaves. |
| Antimicrobial Properties | While plastic grass may not have antimicrobial properties, traditional plant leaves used in Japan were naturally antimicrobial, keeping food safe before refrigeration. |
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What You'll Learn
- Plastic grass is a modern alternative to traditional plant leaves
- It's more durable, cost-effective, and longer-lasting than real leaves
- The jagged edges of plastic grass are designed to resemble real leaves
- Plastic grass separates sushi pieces, preventing flavours and aromas from mixing
- Real leaves were used for their antimicrobial properties and to keep food safe before refrigeration

Plastic grass is a modern alternative to traditional plant leaves
Plastic grass, also known as bento grass or sushi grass, is a modern alternative to traditional plant leaves. The use of leaves to separate food in Japanese cuisine has been common for centuries, with the practice becoming widespread during the Edo period (1603–1864). Traditional plant leaves used in Japanese cuisine include bamboo, sasanoha, and haran (or baran), with the latter two being prevalent in the Kanto and Kansai regions, respectively.
The use of plastic grass in sushi packaging serves both aesthetic and practical purposes. From a functional perspective, the plastic grass acts as a divider, preventing the flavours and aromas of different sushi pieces from mixing. This ensures that each piece of sushi retains its distinct taste and aroma. Additionally, traditional plant leaves possess antimicrobial properties, contributing to food safety before the advent of refrigeration.
The transition to plastic grass occurred around the mid-1960s in Japan, driven by cost-cutting measures in the emerging supermarket industry. Plastic grass offered a more durable, mass-produced, and inexpensive alternative to traditional plant leaves, which required manual cutting and had a limited shelf life. The jagged edges of plastic grass are designed to resemble the natural texture of the leaves they replace.
While plastic grass provides functional benefits in sushi packaging, there are valid environmental concerns about its use, particularly in a country that already consumes an excessive amount of plastic. Alternatives such as recyclable or compostable paper packaging have been suggested to reduce plastic waste. However, it is important to note that packaging serves a critical function in food safety and preservation. Thus, the choice of packaging material involves a trade-off between environmental considerations and practical needs.
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It's more durable, cost-effective, and longer-lasting than real leaves
The use of plastic grass in sushi packaging is a modern development that has its roots in a centuries-old Japanese culinary tradition. Traditional plant leaves, such as bamboo, were once used to line bento boxes and separate different foods, preserving their flavours and preventing the growth of bacteria. However, these leaves had to be cut by hand, would lose colour and texture over time, and required more labour to source and prepare.
Plastic grass, on the other hand, can be mass-produced at a lower cost and lasts indefinitely. Its durability and cost-effectiveness make it a more practical choice for the high demand and large-scale production of sushi. The jagged edges of the plastic grass are even designed to resemble the natural, uneven edges of the leaves they replace.
While plastic grass serves an important function, its widespread use has raised concerns about plastic waste. Some suggest that sushi could be packaged in paper bags or recyclable/compostable paper instead. Others propose adding antimicrobial agents to the plastic grass to enhance its food preservation qualities, though this is not yet common practice.
In summary, the use of plastic grass in sushi packaging is a modern adaptation of a traditional practice, chosen for its durability, cost-effectiveness, and ability to separate and preserve the flavours of sushi.
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The jagged edges of plastic grass are designed to resemble real leaves
The jagged edges of the plastic grass that comes with sushi are designed to resemble the uneven, textured edges of real plant leaves. This design choice is not only aesthetic but also practical. Firstly, the use of plastic grass in sushi packaging is a modern adaptation of a centuries-old Japanese culinary tradition. During the Edo period (1603-1864), Japanese chefs began using plant leaves, such as bamboo leaves, to separate different foods in bento boxes. This practice served the dual purpose of dividing the dishes and preserving their distinct flavours, as well as leveraging the natural antimicrobial properties of the leaves to prevent bacterial growth.
Over time, the use of real leaves presented challenges, such as the labour-intensive process of cutting each leaf by hand and the leaves' tendency to lose colour and texture within a few days. To address these issues, the sushi industry adopted plastic grass as a more durable and cost-effective solution during the rise of supermarkets in the mid-1960s. Plastic grass could be mass-produced, was long-lasting, and significantly reduced costs compared to traditional leaves.
While the original purpose of using leaves in sushi presentation was to separate and protect flavours, the modern plastic grass equivalent also adds a visually appealing touch of colour to the packaging. This combination of aesthetics and functionality has contributed to the widespread adoption of plastic grass in the sushi industry, both in Japan and internationally. Today, most takeout sushi in Japan and abroad comes with plastic grass, although some high-end restaurants continue to use real leaves on their plates.
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Plastic grass separates sushi pieces, preventing flavours and aromas from mixing
Plastic grass, also known as bento grass or sushi grass, is a modern development that serves an important function in sushi presentation. While it adds a pop of colour and makes the bento look more attractive, its primary purpose is to separate the different pieces of sushi and prevent flavours and aromas from mixing. This practice originates from a centuries-old tradition in Japanese cuisine, where fresh leaves were used to divide and preserve the natural flavours of various foods.
The use of leaves to separate food became common during the Edo period (1603–1864), with the Kanto region using sasanoha (bamboo plant leaves) and the Kansai region using haran. Haran, also known as baran, is derived from the Japanese words "ha" meaning leaf, and "ran" meaning orchid or lily. Traditional plant leaves, however, had limitations as they required hand cutting and had a short shelf life.
Plastic grass was introduced in the mid-1960s as a more durable and cost-effective solution. Supermarkets, aiming to cut costs and offer lower prices, favoured plastic over leaves as it could be mass-produced, lasted longer, and was less expensive. The jagged edges of plastic grass were designed to resemble the uneven, textured edges of the real plant leaves they replaced.
Today, plastic grass is widely used in takeout sushi in Japan and overseas, ensuring that each piece of sushi retains its distinct flavour and aroma. While some higher-end restaurants continue to use real leaves, plastic grass has become a standard feature in most takeout sushi presentations.
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$14.29

Real leaves were used for their antimicrobial properties and to keep food safe before refrigeration
The use of real leaves in sushi presentation and packaging is steeped in Japanese tradition and history. The practice of using leaves in Japanese cuisine dates back over a millennium, with flowers, leaves, fruits, and branches being used to line vessels. During the Edo period (1603–1864), it became common to use leaves to separate food. These leaves were called haran, derived from the Japanese words "ha" for leaf and "ran" for orchid or lily.
The use of leaves served multiple purposes. Firstly, they acted as a natural barrier, preserving the distinct flavors and aromas of the sushi by preventing them from mixing. This ensured that each piece of sushi tasted as intended, without being influenced by other flavors in the box. Additionally, the leaves possessed antimicrobial properties, which played a crucial role in food safety before the advent of refrigeration. The antimicrobial nature of the leaves helped inhibit the growth of microorganisms, keeping the sushi fresh and safe to consume.
The practice of using real leaves in sushi presentation has evolved over time. Traditional plant leaves had some drawbacks, such as requiring hand cutting, losing color and texture within a few days, and not being cost-effective for mass production. As a result, plastic grass was introduced in the mid-1960s as a more durable and economical alternative.
Despite the shift to plastic grass, some high-end restaurants and chefs continue to use real leaves, particularly bamboo leaves, in their sushi presentations. This pays homage to the traditional practices and the importance of natural antimicrobial properties in food safety, even in the modern era of refrigeration.
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Frequently asked questions
Plastic grass, also known as baran, serves as a divider that preserves the integrity of each piece of sushi by preventing flavours and aromas from mixing.
No, while it does add colour to the meal, the plastic grass is not just for decoration. It has an important function of separating foods.
The plastic grass in sushi boxes is called baran in Japan, derived from the word haran, which refers to a plant called a haran or orchid/lily.
Plastic grass is used in sushi boxes because it is more durable and cost-effective than traditional plant leaves, which have to be cut by hand and lose colour and texture after a few days.
Plastic grass is commonly used in sushi boxes, especially in takeout sushi in Japan and the United States. However, some higher-end restaurants may use real leaves instead of plastic grass.











































