Walnut Day

What Is Walnut Day?

September 30th is "Walnut Day" (Kurumi no Hi), established by walnut enthusiasts in Tomi City, Nagano Prefecture — a well-known walnut-producing region — based on a wordplay reading of "9-3-0" that echoes "walnuts are round."

Rediscovering Walnuts at Peak Harvest Season

Walnut Day carries meaning beyond the wordplay — it also lines up with the actual harvest and shipping season.

• Established by: Walnut enthusiasts in Tomi City, Nagano Prefecture
• Origin: A wordplay reading of "9-3-0," echoing "walnuts are round"
• Timing: Falls right at the peak of the walnut shipping season
• Purpose: To spread awareness of walnuts as a food and their health benefits

Big Nutrition Packed Into a Small Nut

Walnuts are rich in omega-3 fatty acids, dietary fiber, and vitamin E, making them a popular nut among people mindful of their health and beauty. Beyond eating them as they are, they also work well in cooking and baking.

Ways to Mark the Day

• Enjoy walnuts on their own as a snack
• Try adding walnuts to a salad, bread, or baked treat
• Learn about Tomi City, Nagano Prefecture, a walnut-growing region
• Look into the nutrients and health benefits walnuts offer

The Bounty of Autumn, Packed Into a Round Little Nut

Walnut Day is a chance to appreciate the charm of this quintessential autumn nut. September 30th is a good day to savor a walnut's round, nutrient-rich goodness and feel the harvest season settling in.