Introduction: Can You Follow a Keto Diet With Japanese Food?

If you’ve ever found yourself staring longingly at a steaming bowl of ramen or a plate of sushi while on a keto diet, you’re not alone. Japanese food, with its delicate balance of flavors and textures, can feel like a forbidden love affair when you’re trying to stick to a low-carb lifestyle. Rice, noodles, and sweet sauces? It’s like the universe decided to test your willpower by creating a cuisine that’s both delicious and seemingly off-limits.
But here’s the twist: you don’t have to break up with Japanese food to stay true to your keto diet. In fact, with a little creativity and some insider knowledge, you can enjoy the best of both worlds.

The keto diet, short for ketogenic diet, has taken the health and wellness world by storm. It’s not just a diet; it’s a lifestyle that focuses on reducing carbs and increasing healthy fats and protein.
The goal? To get your body into a state of ketosis, where it burns fat for fuel instead of carbohydrates. Sounds magical, right? But here’s the catch: traditional Japanese cuisine is often carb-heavy. Think sushi rice, udon noodles, and tempura batter—delicious, yes, but not exactly keto-friendly. So, how do you navigate this culinary minefield without sacrificing flavor or your health goals? That’s exactly what we’re here to explore.
Why the Keto Diet and Japanese Food Can Be a Good Match Made
At first glance, the keto diet and Japanese food might seem like oil and water… they just don’t mix. But dig a little deeper, and you’ll find that Japanese cuisine is actually a treasure trove of keto-friendly options. From fresh sashimi to nutrient-packed seaweed, there’s a surprising amount of overlap between the two. The key is knowing what to look for and how to make smart swaps.

For example, did you know that sashimi—thin slices of raw fish—is naturally low in carbs and high in protein? Or that miso soup, a staple of Japanese cuisine, can be a comforting and keto-approved dish when made without added sugars?
Even some of your favorite Japanese dishes can be tweaked to fit your keto diet without losing their essence. It’s all about balance, creativity, and a willingness to experiment.
The Keto Diet: A Really Quick Refresher
Before we dive into the world of keto-friendly Japanese food, let’s take a moment to revisit the basics of the keto diet. If you’re new to this way of eating, here’s the lowdown: the keto diet is a high-fat, moderate-protein, and low-carb eating plan designed to shift your body into ketosis. In this metabolic state, your body becomes a fat-burning machine, using stored fat for energy instead of glucose from carbs.
The benefits of the keto diet are well-documented. From weight loss and improved mental clarity to stabilized blood sugar levels and increased energy, it’s no wonder this diet has gained such a loyal following.
But let’s be real: sticking to a keto diet can be challenging, especially when you’re faced with carb-heavy comfort foods. That’s where Japanese cuisine comes in. With its emphasis on fresh ingredients and simple preparations, Japanese food offers a unique opportunity to enjoy flavorful, satisfying meals while staying true to your keto goals.
Why Japanese Food is Worth the Effort on Keto

Japanese food is more than just a meal. From the artistry of sushi to the comforting warmth of a bowl of ramen, Japanese cuisine has a way of making you feel both nourished and indulged.
And while it’s true that some Japanese dishes are carb-heavy, there’s a whole world of keto-friendly options waiting to be discovered.
Imagine this: you’re sitting down to a meal of buttery sashimi, crisp seaweed salad, and a bowl of miso soup. It’s a feast for the senses, and it’s all keto-approved. Sounds too good to be true? It’s not!
With a little know-how, you can enjoy the flavors of Japan without derailing your keto diet. And the best part? You don’t have to sacrifice taste or satisfaction.
What You’ll Learn in This Guide
In this guide, we’ll walk you through everything you need to know about which Japanese foods are keto-friendly, which ones to avoid, and how to make easy swaps for your favorite dishes.
This guide will give you the tools you need to enjoy Japanese cuisine while staying on track with your health goals.
So, grab your chopsticks, get ready and Let’s go!
Best Keto-Friendly Japanese Foods
You can still enjoy delicious Japanese meals while staying on track with your keto diet. Here’s a deeper dive into some of the best low-carb options that will keep your taste buds happy and your carb count in check:
Sashimi (Raw Fish)

Sashimi is the best keto-friendly Japanese dish. It’s just fresh, high-quality fish—no rice, no carbs, just pure protein and healthy fats. Fatty fish like salmon, tuna, and mackerel are particularly great because they’re packed with heart-healthy Omega-3s.
Pair your sashimi with a side of wasabi and soy sauce (just go easy on the soy sauce to avoid excess sodium). It’s a simple, elegant, and satisfying meal that fits perfectly into your keto lifestyle.
Shabu-Shabu (Japanese Hot Pot)
Shabu-shabu is perfect for those days when you’re craving something comforting but still want to stay keto-friendly. This interactive dish involves cooking thinly sliced meat (like beef or pork), tofu, mushrooms, and leafy greens in a light, flavorful broth.
And the best part? You can customize it to your liking! Just skip the noodles and rice, and you’ve got yourself a hearty, low-carb feast. Bonus: The communal aspect of shabu-shabu makes it a fun meal to share with friends or family.
Yakitori (Grilled Skewers)

Yakitori is a street food favorite that’s surprisingly keto-friendly—if you choose the right options. Stick to skewers seasoned with salt (shio) rather than teriyaki sauce, which is often loaded with sugar. Some great choices include negima (chicken and green onion) and tsukune (chicken meatballs).
These skewers are high in protein and low in carbs, making them a perfect snack or meal addition. Plus, the smoky, grilled flavor is absolutely irresistible.
Our Yakitori Recipe

Yakitori recipe (Tender grilled chicken skewers)
Yakitori is a classic Japanese dish featuring juicy chicken skewers glazed with a sweet and savory sauce. Great for casual dinners, BBQs, or as an appetizer.
Chawanmushi (Savory Egg Custard)
If you’re looking for something light yet satisfying, chawanmushi is your go-to. This silky steamed egg custard is made with eggs, dashi broth, and sometimes mushrooms or shrimp.
It’s low in carbs, high in protein, and has a delicate umami flavor that’s hard to beat. Fun fact: Chawanmushi is often served as a side dish in traditional Japanese meals, but it’s substantial enough to be a main course for a keto dieter.
Chawanmushi Recipe

Chawanmushi Japanese Egg Custard Recipe
Chawanmushi, Japan’s silky-smooth egg custard is a savory flan infused with dashi, topped with shrimp and shiitake mushrooms. This dish is perfect as an appetizer or side dish. If you’re a Japanese cuisine enthusiast or just looking for a unique Japanese dish to impress your guests, this Chawanmushi recipe is easier than you think!
Miso Soup

Miso soup is a classic Japanese starter that’s naturally low in carbs and full of flavor. Made from fermented soybean paste (miso) and dashi broth, it’s a comforting and nutritious option.
Just be mindful of added ingredients like tofu or seaweed, as they can slightly increase the carb content. Stick to simple versions with green onions or mushrooms for a keto-approved treat.
Japanese Foods to Avoid on Keto diet
While Japanese cuisine offers plenty of keto-friendly options, there are some classic dishes that are simply too high in carbs to fit into a keto diet. Here’s a breakdown of what to steer clear of if you’re staying low-carb:
Rice-Based Dishes
Sushi, onigiri (rice balls), donburi (rice bowls), and chirashi (scattered sushi) are staples of Japanese cuisine, but they’re also packed with carbs. Rice is the foundation of these dishes, and it’s a keto diet no-go. While sushi might seem light and healthy, the rice alone can quickly push you over your daily carb limit.
Noodles
Ramen, udon, soba, and yakisoba are beloved comfort foods, but they’re essentially carb bombs. Even soba noodles, which are made from buckwheat, contain enough carbs to derail your keto goals. Pro tip: If you’re craving noodles, try shirataki noodles as a low-carb alternative.
Tempura
Tempura might be crispy and delicious, but the batter is made from flour, making it a carb-heavy choice. Whether it’s shrimp, veggies, or even tempura-fried ice cream (yes, that’s a thing), it’s best to avoid this deep-fried delight.
Sweet Sauces
Teriyaki sauce, eel sauce, and mirin-based marinades are loaded with sugar, making them a keto diet nightmare. These sauces are often used to glaze meats or drizzle over sushi, so always ask for them on the side—or skip them altogether.
Japanese Sweets
Mochi, dorayaki (red bean pancakes), and taiyaki (fish-shaped pastries) are iconic Japanese treats, but they’re packed with sugar and carbs. It’s a tough sacrifice, but your keto diet will thank you.
By avoiding these high-carb foods, you can stay on track with your keto goals while still enjoying the best of Japanese cuisine.
Easy Keto Swaps for Your Favorite Japanese Dishes
Craving your favorite Japanese dishes but don’t want to break your keto diet? No problem! With a few clever swaps, you can enjoy the flavors you love while staying low-carb. Here’s how to make your favorite Japanese meals keto-friendly:
Instead of Rice: Cauliflower Rice
Cauliflower rice is amazing for keto dieters. It’s light, fluffy, and soaks up soy sauce just like traditional rice. If you’re making a sushi bowl or pairing it with teriyaki chicken, cauliflower rice is the perfect low-carb substitute. Bonus: It’s packed with nutrients and easy to make at home!
Instead of Noodles: Zucchini Noodles or Shirataki Noodles
Missing ramen or yakisoba? Zucchini noodles (zoodles) or shirataki noodles (made from konjac) are your new best friends. Shirataki noodles, in particular, have a similar texture to traditional noodles and are virtually carb-free. Toss them in a flavorful broth or stir-fry for a satisfying meal.
Instead of Teriyaki Sauce: Tamari + Sesame Oil + Ginger
Teriyaki sauce is a no-go on keto due to its high sugar content. Instead, mix tamari (a low-carb soy sauce), sesame oil, and fresh ginger for a savory, umami-packed alternative. It’s perfect for marinating meats or drizzling over grilled veggies.
Instead of Tempura: Grilled or Baked Proteins
Tempura might be off the table, but you can still enjoy crispy, flavorful proteins. Opt for grilled yakitori skewers or baked salmon for a keto-friendly alternative. These options are just as satisfying without the carb-heavy batter.
With these simple swaps, you can enjoy your favorite Japanese dishes without compromising your keto goals. Who said eating low-carb had to be boring?
Frequently Asked Questions about Keto Diet & Japanese Food
The keto diet is a low-carb, high-fat eating plan that helps your body burn fat for energy instead of glucose.
Traditional sushi with rice is not keto-friendly, but you can enjoy sashimi (just fish, no rice) or sushi rolls wrapped in cucumber or seaweed instead of rice.
Yes! But opt for tamari, which has less sugar and fewer carbs than regular soy sauce.
Some great keto-friendly Japanese meals include sashimi, yakitori, shabu-shabu, miso soup, and chawanmushi.
Traditional ramen noodles are high in carbs, but you can swap them for shirataki noodles, which are low-carb and keto-approved!