How to Make Kohakutou Candy (Japanese Crystal Gummies)
Make your own Japanese Kohakutou Candy (Japanese Crystal Gummies) at home with this easy recipe! This beloved gummy candy is perfect for various occasions, whether you’re enjoying a snack during the afternoon or preparing treats for a festive gathering. With only five simple ingredients and a unique plant-based gelling agent, agar-agar, you’ll appreciate the delightful flavors and beautiful crystal-like appearance of these gummies.
Why You’ll Love This Recipe
- Simple to Make: With just five ingredients, this recipe is straightforward and quick to prepare.
- Vegan-Friendly: Enjoy a delicious treat that is gluten-free, dairy-free, and suitable for everyone.
- Customizable Flavors: You can easily adapt the flavoring to suit your preferences or seasonal themes.
- Perfect for Sharing: Create 70 delightful crystals, making it an ideal treat for parties or gatherings.
- Fun to Decorate: Use liquid food coloring to make your candy visually appealing and vibrant.
Tools and Preparation
Before diving into this delicious recipe, gather the necessary tools and equipment. Having the right tools will ensure your cooking experience is smooth and enjoyable.
Essential Tools and Equipment
- Saucepan
- Measuring cups
- Measuring spoons
- Whisk
- Baking sheet
- Parchment paper
Importance of Each Tool
- Saucepan: A sturdy saucepan is essential for heating the mixture evenly without burning.
- Measuring cups: Accurate measurements are crucial in candy-making to achieve the right texture.
- Whisk: A whisk helps combine the ingredients thoroughly, ensuring a smooth consistency before setting.
- Baking sheet: A flat surface allows the gummies to cool evenly once poured out.

Ingredients
To create these delightful Kohakutou candies, you’ll need the following ingredients:
For the Candy Base
- 6 tsp agar-agar powder
- 1 ¾ cups water
- 3 cups granulated sugar
For Flavoring and Color
- ¼ tsp (total) flavoring
- Liquid food coloring
How to Make How to Make Kohakutou Candy (Japanese Crystal Gummies)
Step 1: Prepare Your Workspace
Ensure your work area is clean and organized. Line a baking sheet with parchment paper for easy removal of the candy later.
Step 2: Combine Ingredients
In a medium saucepan:
1. Add 6 tsp agar-agar powder, 1 ¾ cups water, and 3 cups granulated sugar.
2. Stir well using a whisk until all ingredients are combined.
Step 3: Heat Mixture
- Place the saucepan over medium heat.
- Continuously stir until the agar-agar dissolves completely, about 5 minutes.
- Bring it to a gentle boil while stirring occasionally.
Step 4: Add Flavoring and Color
Once boiling:
1. Remove from heat.
2. Stir in ¼ tsp flavoring. Choose your favorite flavors such as fruit extracts or essences.
3. Add liquid food coloring gradually until you reach your desired color.
Step 5: Pour into Molds
- Carefully pour the mixture onto the prepared baking sheet.
- Spread it out evenly with a spatula if needed.
- Let it cool at room temperature for about 2 hours until set.
Step 6: Cut into Crystals
After cooling:
1. Once set, cut the candy into small crystal shapes using scissors or a sharp knife.
2. Allow them to dry for an additional hour before serving or storing.
Now you have your homemade Kohakutou Candy ready to enjoy! These colorful treats are sure to impress friends and family alike with their unique texture and delightful flavors.
How to Serve How to Make Kohakutou Candy (Japanese Crystal Gummies)
Kohakutou candy is not just delicious, but it also offers a beautiful display of colors and flavors. Here are some creative serving suggestions to enhance your experience with these delightful Japanese crystal gummies.
Colorful Dessert Platter
- Arrange various colored Kohakutou on a platter for a visually striking dessert. Pair them with fresh fruits for added flavor and freshness.
Gift Packaging
- Package individual pieces in small boxes or bags tied with ribbons. These make for thoughtful gifts during holidays or special occasions.
Afternoon Tea Treat
- Serve your Kohakutou alongside tea or coffee during afternoon gatherings. Their sweetness complements the bitterness of brewed beverages perfectly.
Party Snack Display
- Create a vibrant snack station at parties. Use decorative bowls to hold different flavors of Kohakutou, making it easy for guests to enjoy.
How to Perfect How to Make Kohakutou Candy (Japanese Crystal Gummies)
To ensure your Kohakutou turns out perfectly every time, consider these helpful tips. They will elevate your candy-making skills and lead to satisfying results.
- Use High-Quality Ingredients: Select pure sugar and fresh flavorings for the best taste.
- Measure Accurately: Precision in measuring agar-agar and water is key to achieving the right texture.
- Experiment with Flavors: Try different combinations of flavoring extracts like citrus or berry to create unique experiences.
- Maintain Consistency: Stir the mixture continuously while heating to prevent lumps and ensure even gelling.
- Let Them Set Properly: Allow enough cooling and setting time in the refrigerator for the gummies to firm up perfectly.
Best Side Dishes for How to Make Kohakutou Candy (Japanese Crystal Gummies)
Kohakutou candy pairs well with various side dishes that complement its sweetness. Consider these delightful options for your next gathering.
-
Fresh Fruit Salad
A mix of seasonal fruits adds freshness and balances the sweetness of the gummies. -
Savory Rice Balls
Onigiri filled with seasoned vegetables provide a nice contrast to the sweet candies. -
Green Tea Mochi
Soft mochi flavored with matcha pairs well, offering both texture and taste harmony. -
Vegetable Tempura
Crispy tempura vegetables serve as a crunchy counterpart, enhancing snack time enjoyment. -
Sweet Red Bean Paste
This traditional Japanese treat offers a rich flavor that complements the lightness of Kohakutou. -
Chilled Soba Noodles
Serve plain soba noodles on the side, providing a refreshing palate cleanser between sweets.
Common Mistakes to Avoid
Making Kohakutou candy can be simple, but there are a few common pitfalls to watch out for.
- Not measuring ingredients accurately – Using too much or too little agar-agar can affect the texture. Always use a precise measuring tool.
- Ignoring the cooking time – Cooking for too long can make your candy tough. Stick to the recommended 10 minutes for best results.
- Using incorrect flavoring – Not all flavorings work well with this recipe. Choose compatible flavors that enhance the sweetness of the candy.
- Skipping food coloring – If you want vibrant candies, don’t skip adding food coloring. It’s essential for that appealing look!
- Not letting it set properly – Patience is key! Allow enough time for the candy to firm up before cutting it into pieces.

Storage & Reheating Instructions
Refrigerator Storage
- Store Kohakutou in an airtight container to maintain freshness.
- They will last up to 2 weeks in the refrigerator.
Freezing How to Make Kohakutou Candy (Japanese Crystal Gummies)
- You can freeze Kohakutou for up to 3 months.
- Place them in a freezer-safe container or bag, separating layers with parchment paper.
Reheating How to Make Kohakutou Candy (Japanese Crystal Gummies)
- Oven – Preheat your oven to 250°F (120°C) and warm them on a baking sheet for about 5 minutes.
- Microwave – Heat in short intervals of 10-15 seconds until slightly softened; be careful not to melt them.
- Stovetop – Use a double boiler on low heat, stirring gently until warmed through.
Frequently Asked Questions
Here are some common questions about making Kohakutou candy.
What is Kohakutou Candy?
Kohakutou candy is a traditional Japanese dessert made from agar-agar, sugar, and water, resulting in crystal-like gummies.
How to Make Kohakutou Candy (Japanese Crystal Gummies) vegan-friendly?
This recipe is already vegan since it uses agar-agar instead of gelatin and contains no animal products.
Can I customize the flavors of my Kohakutou?
Absolutely! You can experiment with different flavorings such as fruit extracts or natural juices to create unique variations.
How long does it take to make Kohakutou Candy?
The total time required is about 130 minutes, which includes cooling time after cooking.
Final Thoughts
Kohakutou candy is not only delicious but also offers endless possibilities for customization. Whether you want fruity flavors or vibrant colors, this recipe allows you to express your creativity. Try making your own batch today!
How to Make Kohakutou Candy (Japanese Crystal Gummies)
Make your own Japanese Kohakutou Candy (Japanese Crystal Gummies) at home with this simple and delightful recipe! These vibrant, chewy candies are perfect for snacking, sharing at gatherings, or adding a touch of sweetness to your afternoon tea. With only five ingredients, including agar-agar as a plant-based gelling agent, you can customize the flavors and colors to suit any occasion. Experience the fun of creating these beautiful crystal-like gummies that are sure to impress friends and family!
- Prep Time: 15 minutes
- Cook Time: 10 minutes
- Total Time: 25 minutes
- Yield: Approximately 70 pieces 1x
- Category: Dessert
- Method: Stovetop
- Cuisine: Japanese
Ingredients
- 6 tsp agar-agar powder
- 1 ¾ cups water
- 3 cups granulated sugar
- ¼ tsp flavoring (fruity extracts or essences)
- Liquid food coloring
Instructions
- Prepare your workspace by lining a baking sheet with parchment paper.
- In a medium saucepan, combine agar-agar powder, water, and granulated sugar. Whisk until well mixed.
- Place the saucepan over medium heat, stirring continuously until the agar-agar dissolves completely (about 5 minutes). Bring to a gentle boil while stirring occasionally.
- Remove from heat and stir in the flavoring and desired liquid food coloring.
- Pour the mixture onto the prepared baking sheet and spread evenly. Allow it to cool at room temperature for about 2 hours or until set.
- Once set, cut the candy into crystal shapes using scissors or a knife. Let them dry for an additional hour before serving.
Nutrition
- Serving Size: 1 piece (10g)
- Calories: 35
- Sugar: 8g
- Sodium: 0mg
- Fat: 0g
- Saturated Fat: 0g
- Unsaturated Fat: 0g
- Trans Fat: 0g
- Carbohydrates: 9g
- Fiber: 0g
- Protein: 0g
- Cholesterol: 0mg