Best Japanese Thermal Lunch Box 2021

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. 

Gone are the days when people would pack their lunch in a brown bag to keep it fresh. These days, it is time for innovative thermal bento lunch boxes. A thermal lunch box helps keep your food fresh when you finally sit down to have your lunch. It also keeps your food at the right temperature for several hours. 

I love the fact that I can quickly reheat it at my office. And since most Japanese lunch boxes have multiple compartments like a bento box – it’s also great for portion control. So my lunch contains a little of everything. 

If you have kids, Japanese thermal lunch boxes are a great option for kids to take to school as well. 

The best Japanese Thermal Lunch box helps keep your food fresh for hours until you are ready to devour it. There are so many options and styles to buy from, choosing from which can be a daunting task. To help you, we have compiled a list of the best Japanese thermal lunch boxes, which we are sure you will love. 

Continue reading to check out some of the best ones out there:

Top Japanese Thermal Lunch Box

Best Japanese Thermal Lunch BoxPriceLink
Original BentoHeaven Bento Box$23.97View On Amazon
Japanese Landscape Insulated Lunch Box$15.00View On Amazon
Insulated Bento Box with Divider$16.20View On Amazon
Zojirushi Stainless Steel Vacuum Lunch Jar$36.99View On Amazon
Komax Lunchmate Bento Lunch Box with Insulated Bag$22.99View On Amazon
Mr. Dakai Thermal Lunch Box$33.99View On Amazon
Japanese Thermal Lunch Box with Handle$43.39View On Amazon
Zojirushi Thermal Insulation Lunch Box$58.99View On Amazon
YBOBK HOME Bento Box with Insulated Bag$26.99View On Amazon

Original BentoHeaven Bento Box

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. 

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. 

traditional japanese bento box

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

Related: Here are some cool kitchen gadgets that will make preparing lunch a breeze!

Japanese Landscape Insulated 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.

best bento box for adults 2020

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.

best traditional bento box

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

Related: Here are some high-quality utility knives from Japan that can help you speed things up in the kitchen!

Insulated Bento Box with Divider

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 box. It has an airtight and leak-proof design that prevents spillage and mess.

tiger lunch box made in japan

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.

skater lunch box

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

Related: Want to pack some cookies for lunch? Here are some awesome baking tools from Japan that can help you get the job done!

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.

tiger lunch box

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

Related: Equip your kitchen with kitchen appliances from Japan for easy cooking!

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.

bento box

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

Related: Here are knife sharpeners to keep all your knives working efficiently!

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 leak proof 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. 

electric lunch box

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

Related: Keep your kitchen counters and other surfaces spotless with these Japanese stain removers!

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. 

best thermal lunch box

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.

japanese lunch box

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. 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. 

zojirushi lunch box

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 and the compartments and microwave-safe so it’s convenient to reheat food as well. It costs $22.99 on Amazon. 

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 leak proof?

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

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!

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