12 Best Japanese Thermal Lunch Box 2024 | Japanese Insulated Lunch Box Reviews

by Erika Shinomoto
best japanese thermal lunch box

Keep your lunch fresh and hot for hours with the best Japanese thermal lunch box. Most of them are even microwave safe so you can heat it up at your workplace. 

Embark on a culinary journey with the best Japanese thermal lunch boxes, where exceptional insulation meets sleek design. These lunchtime companions keep your meals at the perfect temperature, marrying the art of Japanese craftsmanship with the practicality needed for your on-the-go lifestyle.

Experience the fusion of durability and style in every bite.

Which is the Best Japanese Thermal Lunch Box?

After checking out several best Japanese thermal lunch box I found that Zojirushi Mr. Bento Stainless Steel Lunch Jar is the best Japanese thermal lunch box.

Zojirushi Mr. Bento is a Japanese thermal lunch box boasts top-notch heat retention, keeping your food hot or cold for hours. Its durable stainless steel build and secure closures ensure leakproof portability. Plus, the multiple compartments keep flavors separate, letting you pack diverse meals without worry. Microwave and dishwasher safe containers and a stylish carrying handle add convenience and flair.

Best Japanese Thermal Lunch Box — Quick Summary

Best Japanese Thermal Lunch BoxLink
Original BentoHeaven Bento BoxView On Amazon
Japanese Landscape Insulated Lunch BoxView On Amazon
Insulated Bento Box with DividerView On Amazon
Zojirushi Stainless Steel Vacuum Lunch JarView On Amazon
Komax Lunchmate Bento Lunch Box with Insulated BagView On Amazon
Mr. Dakai Thermal Lunch BoxView On Amazon
Japanese Thermal Lunch Box with Handle View On Amazon
Zojirushi Thermal Insulation Lunch BoxView On Amazon
YBOBK HOME Bento Box with Insulated BagView On Amazon

Top Japanese Thermal Lunch Box

Original BentoHeaven Bento Box

japanese electric lunch

The first best Japanese thermal lunch box is the BentoHaven Bento box. This is one of the most classic Japanese lunch boxes that look classy, sophisticated, and high end.

Despite all of that, the lunch box is highly affordable and convenient. It has a modern, minimalistic design that looks uber-stylish. The airtight design makes it leak-proof, keeping your lunchtime mess-free. The airtight design also keeps the food fresh for longer. 

I love this thermal lunch box as it’s free of chemicals and doesn’t change the taste of food. I also like it because of it’s minimalistic design that gives me the feel of Japan.

The box is safe to use in the microwave, dishwasher, and freezer. You can also prepare your meals in advance and freeze them in the lunch box. When it is time to eat, simply pop it inside the microwave.

The heating time is considerably reduced in this lunch box, thanks to the silicone sealed lids and ventilation caps. 

Key Features:

  • Classy, sophisticated, and high-end lunch box that comes at an affordable price
  • Modern, minimalistic design that looks stylish
  • Leakproof, so you can eat without making a mess at the desk
  • Keeps food fresh for longer
  • Safe to use in microwave, freezer, and dishwasher
  • Reduced heating time because of the silicone sealed lids and ventilation caps

Ratings

  • Material: 9/10
  • Insulation: 9/10
  • Design: 8.5/10
  • Affordability: 9.5/10

Japanese Landscape Insulated Lunch Box

japanese bento lunch box

This is one of the best Japanese thermal lunch box out there. Usually, it is difficult for lunch boxes to be completely insulated, whether it is made of metal, wood, or plastic. However, this lunch box overcomes that and ensures proper insulation for your food. 

This lunch box has insulated walls and is quite compact and easy to carry. Any cold food item that you keep inside it will remain very cool for a much longer time than what you would get with other lunch boxes. This feature sets it apart from the rest.

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The only downside that I found in this lunch box is that you can’t really keep unpacked food as it’s just the cover so you’ll need to buy something for the inside. Otherwise I like this one to keep soft drink cans etc.

The simple lunch box does not have any fancy compartments; it is what you would call a traditional lunch box. The insulated walls are what make this lunch box so alluring.

Key Features:

  • One of the best insulated Japanese lunch boxes out there
  • Comes with insulated walls
  • Keeps cold meals colder for a much longer time than in other lunch boxes
  • Simple yet innovative lunch box

Ratings

  • Material: 7.5/10
  • Insulation: 9.5/10
  • Design: 9.5/10
  • Affordability: 9/10

Insulated Bento Box with Divider

japanese thermos lunch box

This compact bento box is a great innovation as it is easy and convenient to carry. This makes it one of the best Japanese thermal lunch boxes. It has an airtight and leak-proof design that prevents spillage and mess.

It also keeps your food fresh for a long time. It also comes with an adjustable divider that lets you control your portions. The vent hole is adjustable and locks in all the freshness of the food.

The box is durable and safe to use in the microwave, dishwasher, and freezer. Oh, this Japanese thermos lunch box is my favourite because of its look and also how well it keeps the food safe in it. It’s durable which is another great thing I found as I have had this Japanese insulated lunch bag for a while now.

Key Features:

  • Easy and convenient to carry
  • Airtight container that keeps the freshness locked in for a long time
  • Comes with an adjustable divider that lets you portion your meals
  • Adjustable vent hole maintains the freshness of the food
  • Durable
  • Safe for microwave, dishwasher, and freezer

Ratings

  • Material: 9.5/10
  • Insulation: 9.5/10
  • Design: 9.5/10
  • Affordability: 8.5/10

Bento & Co. Classic Stainless Steel Bento Box

The Bento & Co. Classic Stainless Steel Bento Box is a high-quality, leak-proof lunch box that is perfect for adults and kids. It is made of durable stainless steel and has a classic Japanese design. The box comes with 3 removable containers and a divider, which allows you to pack a variety of food items. The containers are also dishwasher-safe, making cleanup easy.

I really like the Bento & Co. Classic Stainless Steel Bento Box because it is sturdy and leak-proof. I have packed it with soup, rice, and vegetables, and it has never leaked. I also like that the box comes with 3 removable containers, which gives me a lot of flexibility in terms of what I can pack for lunch. The containers are also dishwasher-safe, which makes cleanup a breeze.

Pros:

  • Durable stainless steel construction
  • Leak-proof
  • Comes with 3 removable containers and a divider
  • Dishwasher-safe
  • Classic Japanese design

Cons:

  • Can be a bit heavy
  • Not as compact as some other bento boxes

Skater Original Vacuum Insulated Bento Box

The Skater Original Vacuum Insulated Bento Box is a high-quality, leak-proof lunch box that is perfect for adults and kids. It is made of durable stainless steel with a vacuum insulation, which helps to keep food hot or cold for up to 6 hours. The box comes with 3 removable containers, a divider, and a chopstick case.

I really like the Skater Original Vacuum Insulated Bento Box because it is sturdy and leak-proof. I have packed it with soup, rice, and vegetables, and it has never leaked. I also like that the box comes with 3 removable containers, which gives me a lot of flexibility in terms of what I can pack for lunch. The containers are also dishwasher-safe, which makes cleanup a breeze.

Pros:

  • Durable stainless steel construction
  • Vacuum insulation keeps food hot or cold for up to 6 hours
  • Leak-proof
  • Comes with 3 removable containers, a divider, and a chopstick case
  • Dishwasher-safe

Cons:

  • Can be a bit heavy
  • Not as compact as some other bento boxes

Ecolunchbox Three-in-One Stainless Steel Bento Box

The Ecolunchbox Three-in-One Stainless Steel Bento Box is a great option for anyone looking for a durable, leak-proof, and eco-friendly lunch box. It is made of high-quality stainless steel and is free of BPA, PVC, and lead. 

The box comes with 3 removable containers and a divider, which allows you to pack a variety of food items. It is also microwave- and dishwasher-safe.

Here are some of the pros and cons of the Ecolunchbox Three-in-One Stainless Steel Bento Box:

Pros:

  • Durable stainless steel construction
  • Leak-proof
  • BPA-free, PVC-free, and lead-free
  • Comes with 3 removable containers and a divider
  • Microwave- and dishwasher-safe
  • Eco-friendly
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Cons:

  • Can be a bit heavy
  • Not as compact as some other bento boxes

Zojirushi Stainless Steel Vacuum Lunch Jar

This is yet another insulated lunch box that comes with three food jars that are meant for both hot and cold food. This best Japanese thermal lunch box has a vacuum-insulated stainless steel construction that keeps your food warm. Additionally, it comes with a carrying bag that makes it convenient for you to carry it.

All the lunch bowls are microwavable and come in three different sizes, perfect for your different portions. It is a great lunch box that maintains the temperature of your food until you are ready to eat. Definitely one of the best Japanese thermal lunch box.

best traditional bento

Key Features:

  • Insulated lunch box that comes with three food bowls
  • The bowls are microwavable and come in different sizes
  • Vacuum-insulated stainless steel construction that keeps food warm
  • Comes with a carrying bag for convenience 
  • Maintains the temperature of your food

Komax Lunchmate Bento Lunch Box with Insulated Bag

This is a compact lunch box that comes with its own carrying bag, making it convenient for you to travel with it. This best Japanese thermal lunch box is designed like a bento box and comes with two boxes and a separate box that includes chopsticks. The containers are leakproof and keep you from creating a mess. 

The bag that it comes with is what steals the show; it is an insulated bag that is specially designed to maintain the temperature of the food. It helps keep the food warm and cold, depending on what you are carrying. The boxes are freezer and microwave safe.

electric lunch box 1

Key Features:

  • Compact lunch box bundle that comes with its own carrying case
  • Designed like a bento box
  • Comes with two leak proof boxes and a separate box containing chopsticks
  • The bag is insulated and helps keep food hot or cold
  • Boxes are freezer and microwave safe

Mr. Dakai Thermal Lunch Box

This is quite a large lunch box that has three boxes that can be used individually or stacked together. The pretty pastel shades look appealing, but it is actually the innovation that breaks the deal. 

This best Japanese thermal lunch box kit is leakproof and insulated, keeping your food warm or cold for about three hours. The bag that comes along with it is also insulated, so if you use it in conjunction with the boxes, the effect is much better. 

tiger lunch

Key Features:

  • Large lunch box with three stackable lunch boxes in pretty pastel shades
  • Boxes can be stacked to create a layer or used individually
  • Leak proof and insulated boxes
  • Comes with an insulated carrying bag
  • Keeps food warm or cold for hours

Japanese Thermal Lunch Box with Handle

This is a two-layer thermal lunch box that is made from stainless steel. It is non-toxic and odorless. Also, the design and the material make it a durable and sturdy option.

This best Japanese thermal lunch box is designed with a handle, to make it easy for you to carry it around. The insulated lunch box can keep your food warm for up to seven hours. Isn’t that a great deal?

The pretty finish and the stylish design makes this lunch box a desirable option. 

japanese lunch

Key Features:

  • Two-layer thermal lunch box made from stainless steel
  • Non-toxic and odorless
  • Durable and sturdy design
  • Designed with a handle to make it convenient to carry
  • Insulated lunch box keeps food warm for up to seven hours
  • Pretty and beautiful finish

Zojirushi Thermal Insulation Lunch Box

Although very affordable, this lunch box is a pretty great option for kids and adults alike. The insulated lunch boxes come in vibrant colors and you also get chopsticks in a container. This best Japanese thermal lunch box set comes with three boxes that are great for carrying a variety of items.

It comes with a lunch bag that is again, very vibrant and colorful. The bag can also be used as a placemat, making it a versatile item. It is also very easy to clean. Your food will remain hot for up to six hours.

best bento box for adults 2020 1

Key Features:

  • Affordable and pretty lunch box set
  • Comes with three vibrant and insulated lunch box
  • It also comes with chopsticks and its container
  • Colorful carrying bag that also works as a placemat
  • Food remains hot for up to six hours

YBOBK HOME Bento Box with Insulated Bag

This is again a great option for an insulated lunch box. The interior of the box is made from high-quality stainless steel that is BPA-free. It also never rusts or retains flavors or scents.

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The lid of this best Japanese thermal lunch box lunch box has a heavy-duty silicone seal that prevents leakage or spillage. It comes with an insulated bag that is made of felt fabric and the interior is lined with food-grade aluminum foil. 

bento box 1

Key Features:

  • Lunch boxes are made of high-quality stainless steel
  • BPA-free
  • Never rusts or retain scents or flavors
  • Lid comes with a heavy-duty silicone seal that prevents food from leaking or spilling
  • Insulated carrying bag that keeps food hot or cold

Which Bento Boxes are perfect for portion control?

Bento boxes are usually small and are meant for controlled portions of a large number of items. However, having reviewed several Japanese bento boxes the Komax Lunchmate Bento Lunch Box Kit is the best bento box for portion control, and here’s why:

The Komax lunch mate Bento Lunchmate box kit features two compartments. The upper compartment further features two more compartments that can fit inside the box. Since this bento box comes with multiple sizes of compartments, it’s a great option for portion control. You can have a mix of food items in your lunch box in decent-sized portions. It also contains chopsticks and compartments and is microwave-safe so it’s convenient to reheat food as well.

How to Choose the Right Japanese Thermal Lunch Box

Choosing the right Japanese thermal lunch box depends on your personal needs and priorities. Here’s a guide to help you navigate the options:

Size and Capacity:

  • Appetite: Consider your usual portion sizes and how much food you need to stay energized. Japanese bento boxes come in various capacities, from compact single-tier models to multi-tiered options for larger meals.
  • Nutritional needs: If you follow specific dietary plans or have calorie goals, choosing a box that aligns with your portion control requirements is crucial.

Temperature Retention:

  • Hot or cold? Do you primarily want hot meals (soups, stews) or prefer keeping salads and fruits chilled? Different models offer varying insulation levels, impacting how long food stays at the desired temperature.
  • Commute time: Think about how long it takes you to reach your lunch destination. Longer commutes require better insulation to maintain food temperature.

Compartments and Design:

  • Food variety: If you pack diverse meals with different textures and flavors, compartmentalized boxes help prevent mixing. Opt for multiple tiers or dividers based on your needs.
  • Leakproof: Accidents happen! Ensure the box has secure closures and leakproof seals to prevent spills and keep your bag clean.
  • Ease of use: Consider features like easy-open latches, microwave-safe containers, and dishwasher-friendly materials for convenience.

Best Japanese Thermal Lunch Box: FAQs

Which material is best for bento boxes?

Bento boxes are made of various materials, including plastic, stainless steel, and bamboo. When looking for the best material, the important factor to look at is that it is food-safe and is durable enough to be carried around.

Are all Bento boxes airtight and leakproof?

Most bento boxes are airtight and leakproof, keeping the liquids safe from leaking and spilling everywhere.

Are thermal lunch boxes safe to carry food?

Thermal lunch boxes are used to keep food warm or cold. Most thermal boxes are safe to carry food and are approved by FDA. You can ensure it’s safe by checking if the thermal boxes are free of chemicals and is antibacterial.

What is the famous Japanese lunch box?

The most famous Japanese lunch box is the bento. Bento are single-portion boxed meals usually composed of a carb (usually rice or noodles), a protein (usually meat or fish), and an assortment of pickled or cooked vegetables. They can be simple or elaborate, and are often decorated with cute or seasonal designs.

Bento boxes come in a variety of shapes and sizes, and can be made from a variety of materials, including plastic, metal, and wood. They often have compartments to keep the food separate, and some may also come with utensils.

Does the Bentgo lunch boxes keep food warm?

Some Bentgo lunch boxes do keep food warm, but not all of them. The Bentgo Classic, Bentgo Kids, and Bentgo Chill lunch boxes do not have insulation, so they will not keep food warm for very long. However, the Bentgo Stainless Steel Insulated Lunch Box and the Bentgo Kids Chill Lunch Box do have insulation, so they can keep food warm for up to 6 hours.

The amount of time that food will stay warm in a Bentgo lunch box will also depend on the temperature of the food when it is packed, the temperature of the outside environment, and how tightly the lunch box is sealed.

If you are looking for a Bentgo lunch box that will keep food warm, I recommend the Bentgo Stainless Steel Insulated Lunch Box or the Bentgo Kids Chill Lunch Box. These lunch boxes have double-wall insulation that helps to keep food hot or cold for hours.

The best lunch box to make lunchtime enjoyable!

With this, we come to the end of this fresh journey. We hope you enjoyed the ride into the world of the best Japanese lunch boxes and found a beautiful thermal lunch box that would be your partner every day. Happy lunching!

Also Read:

  1. Best Kitchen Goods From Japan

Original BentoHeaven Bento Box
best japanese thermal lunch box

Here are the best Japanese thermal lunch boxes that will keep your food warm till you're ready to have it!

Product SKU: 009854OUG52210

Product Brand: BentoHeaven

Product Currency: USD

Product Price: 26.45

Price Valid Until: 2023

Product In-Stock: InStock

Editor's Rating:
5

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