This delightful Japanese potato dish is a perfect blend of savory and slightly sweet flavors. The tender potatoes are simmered in a rich mixture of soy sauce, mirin, and sugar, creating a comforting and satisfying side dish that pairs wonderfully with any meal.
If you're not familiar with mirin, it's a sweet Japanese rice wine used for cooking. It adds a subtle sweetness and depth of flavor to the dish. You can find it in the Asian section of most supermarkets or at specialty Asian grocery stores.

Ingredients For Japanese Potato Recipe
Potatoes: The main ingredient, providing a hearty and comforting base.
Soy sauce: Adds a rich, umami flavor to the dish.
Mirin: A sweet rice wine that enhances the overall taste with a subtle sweetness.
Sugar: Balances the savory elements with a touch of sweetness.
Water: Helps to cook the potatoes and create a flavorful broth.
Vegetable oil: Used for sautéing the potatoes to give them a nice, golden brown color.
Technique Tip for This Recipe
To ensure the potatoes absorb the flavors well, make sure to cut them into uniform, bite-sized pieces. This allows for even cooking and ensures that each piece is perfectly tender. When adding the soy sauce, mirin, and sugar, stir thoroughly to coat the potatoes evenly. Covering the pan while simmering helps to trap the steam, which aids in cooking the potatoes through and infusing them with the savory-sweet sauce.
Suggested Side Dishes
Alternative Ingredients
potatoes - Substitute with sweet potatoes: Sweet potatoes offer a similar texture but add a sweeter flavor profile to the dish.
soy sauce - Substitute with tamari: Tamari provides a similar umami flavor and is gluten-free, making it suitable for those with gluten sensitivities.
mirin - Substitute with dry sherry: Dry sherry can mimic the sweetness and depth of flavor that mirin adds to the dish.
sugar - Substitute with honey: Honey can provide the same sweetness with a slightly different flavor, adding a natural touch to the dish.
water - Substitute with vegetable broth: Vegetable broth adds more depth and flavor compared to plain water.
vegetable oil - Substitute with olive oil: Olive oil can be used for a similar cooking effect and adds a slightly different, richer flavor.
Other Alternative Recipes Similar to This Dish
How to Store or Freeze This Dish
Allow the potatoes to cool completely before storing. This helps prevent condensation, which can make the dish soggy.
Transfer the cooled potatoes into an airtight container. Ensure the container is clean and dry to maintain freshness.
Store the container in the refrigerator if you plan to consume the dish within 3-4 days. The cool temperature will help preserve the flavors and texture.
For longer storage, consider freezing the potatoes. Place them in a freezer-safe container or a resealable plastic bag. Remove as much air as possible to prevent freezer burn.
Label the container or bag with the date of preparation. This will help you keep track of how long the dish has been stored.
When ready to reheat, thaw the potatoes in the refrigerator overnight if frozen. This gradual thawing helps maintain the texture.
Reheat the potatoes in a pan over medium heat. Add a splash of water or soy sauce to refresh the flavors and prevent drying out.
Alternatively, you can reheat the potatoes in the microwave. Place them in a microwave-safe dish, cover with a microwave-safe lid or wrap, and heat in short intervals, stirring occasionally to ensure even heating.
Avoid reheating multiple times as this can degrade the texture and flavor of the potatoes. Reheat only the portion you plan to consume.
Enjoy your reheated Japanese potato dish as a side or incorporate it into other recipes for a delightful twist.
How to Reheat Leftovers
Stovetop Method:
- Place a non-stick pan over medium heat.
- Add a small amount of vegetable oil to the pan.
- Once the oil is hot, add the leftover Japanese potatoes.
- Stir occasionally to ensure even heating.
- Cook for about 5-7 minutes until the potatoes are heated through and slightly crispy on the outside.
Microwave Method:
- Transfer the Japanese potatoes to a microwave-safe dish.
- Cover the dish with a microwave-safe lid or plastic wrap.
- Heat on high for 2-3 minutes.
- Stir the potatoes halfway through to ensure even heating.
- Check if the potatoes are hot enough; if not, continue heating in 30-second intervals.
Oven Method:
- Preheat your oven to 350°F (175°C).
- Spread the Japanese potatoes evenly on a baking sheet.
- Cover the baking sheet with aluminum foil to prevent drying out.
- Bake for about 10-15 minutes.
- Remove the foil for the last 5 minutes to let the potatoes crisp up.
Steaming Method:
- Set up a steamer basket over a pot of simmering water.
- Place the Japanese potatoes in the steamer basket.
- Cover and steam for about 5-7 minutes.
- Check to ensure the potatoes are heated through.
Air Fryer Method:
- Preheat your air fryer to 350°F (175°C).
- Place the Japanese potatoes in the air fryer basket in a single layer.
- Cook for about 5-7 minutes, shaking the basket halfway through.
- Check if the potatoes are hot and crispy; if not, continue cooking for an additional 2-3 minutes.
Best Tools for This Recipe
Peeler: To remove the skin from the potatoes efficiently.
Cutting board: Provides a stable surface to cut the potatoes into bite-sized pieces.
Chef's knife: Essential for cutting the potatoes into uniform pieces.
Pan: Used to cook the potatoes and combine them with the other ingredients.
Spatula: Helps in stirring the potatoes and mixing them with the sauce.
Measuring spoons: Ensures accurate measurement of soy sauce, mirin, sugar, and vegetable oil.
Measuring cup: Used to measure the water accurately.
Lid: To cover the pan and allow the potatoes to simmer and cook evenly.
Stove: Provides the heat source for cooking the potatoes.
How to Save Time on This Recipe
Prep ingredients in advance: Peel and cut the potatoes ahead of time and store them in water to prevent browning.
Use a microwave: Par-cook the potatoes in the microwave for a few minutes before browning them in the pan.
Measure sauces beforehand: Have the soy sauce, mirin, and sugar pre-measured and ready to go.
One-pan method: Use a large enough pan to cook all the potatoes at once, avoiding the need for multiple batches.
Simmer with a lid: Cover the pan to speed up the cooking process and ensure even tenderness.

Japanese Potato Recipe
Ingredients
Main Ingredients
- 4 pieces Potatoes medium-sized
- 2 tablespoons Soy Sauce
- 1 tablespoon Mirin
- 1 tablespoon Sugar
- 1 cup Water
- 1 tablespoon Vegetable Oil
Instructions
- 1. Peel and cut potatoes into bite-sized pieces.
- 2. Heat vegetable oil in a pan over medium heat.
- 3. Add potatoes and cook until they start to brown.
- 4. Add soy sauce, mirin, sugar, and water. Stir well.
- 5. Cover and simmer for about 20 minutes or until potatoes are tender.
- 6. Serve hot.
Nutritional Value
Keywords
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