Do Japanese Raisins Go Bad

Do Japanese Raisins Go Bad?

Japanese raisins are the products of the raisin tree cultivated throughout Asia. The fruit is very sweet and crunchy. It is used in fresh as well as dried forms. Japanese raisins add to the delight of your cupcakes, trifles, and other sweet dishes. They are amazing not just for their taste but also for their nutritional value.

Raisins are routinely bought in bulk. An important question here is that do Japanese raisins go bad? Since no one loves to waste food, it is necessary to know the fruit’s storage methods. In this article, you shall also get to know when and how do the raisins go bad.

How to store Japanese raisins?

Let us begin our article with the good news that Japanese raisins have a long shelf life. They will not disappoint you even if you have stored them in bulk. They can maintain their freshness for an indefinitely long time.

Japanese raisins can be stored by different methods without giving you much trouble. Some methods are meant for short-term storage, while others can keep the fruit fresh for long. A few of these methods are discussed below.

Away from moisture

Raisins tend to go bad if exposed to moisture or heat. You should always dry them well before storage to prevent the growth of molds and bacteria.

Store in the pantry

Cool temperatures are raisin friendly. Your kitchen pantry provides a favorable environment for the storage of the raisins. Ensure that your pantry is away from any heat source in your kitchen.

Store in an air-tight container

If you wish to keep the raisins fresh for long, store them in a zip lock bag or an air-tight container. An air-tight container protects your fruit from drying out.


Another important method to increase the shelf life of the raisins is to refrigerate them. If stored well in a sealed container in the refrigerator, raisins can stay fresh for about a year. Commercially packaged raisins come in the canned variety. They have a best before date that should be taken into notice. So, next time you buy raisins in bulk, you do not need to worry about their storage. You can store them safely in your refrigerator.

Can you freeze Japanese raisins?

Raisins have proven to be an ideal fruit for freezing. They maintain their natural freshness in the freeze without going bad. The dried variety of the fruit has no water, which makes freezing easy. Frozen raisins can last for about two years. Let’s have a look at the steps for freezing the raisins.

  • The most suitable way to freeze your raisins is to spread them on a freezer tray. Leave some space in between to prevent them from sticking together.
  • Freeze for about 20 minutes This method is referred to as flash freezing and protects the raisins well.
  • Next, transfer the semi-frozen raisins in a freezer bag or an air-tight container.
  • Remove as much air as you can and seal the package well.
  • You can divide your raisins into small portions for your ease before freezing

before using the frozen raisins, thaw them. Thawing can be done by keeping the frozen raisins in the refrigerator for eight to ten hours.

How long do Japanese raisins last?

The shelf life of Japanese raisins depends a lot on their storage method. Since raisins are low in moisture, they maintain freshness for a long. Canned raisins only last until the best before date. In the pantry, raisins stay fresh for about three to five months. Refrigeration, however, increases their shelf life to a year. Finally, they last the longest in the freezer. Frozen raisins are ready to be used whenever required. If you have portioned them well, you will be able to save time and use them easily.

How to tell if Japanese raisins have gone bad?

Although Japanese raisins have a long shelf life, they tend to go bad. They lose their sweet taste and are not worth eating anymore. Following signs will help you find out if your raisins have gone bad

  • If your raisins go bad, they lose their original color
  • Raisins tend to harden with time which is not a good sign.
  • Raisins usually have a pleasant fruity smell. If they get spoiled, they radiate a bad smell.
  • Molds and bacteria may grow into your raisins, reducing their shelf life

If you find out any such signs, you should discard them as early as possible. Eating moldy raisins can get you in trouble. Japanese raisins are a great gift of nature. They make your desserts colorful and have important health benefits. Storing the raisins is not a hard task, and you can manage it easily. If you store them carefully, you can enjoy them for years.