As a Japanese nutritionist residing in the United States, I find great joy in sourcing the traditional foods that shaped my upbringing, such as seaweed, beans, matcha, multigrain rice, and sweet potatoes. During a recent visit to Japan, I had the opportunity to explore the Costco Yawata Warehouse in Kyoto, a unique experience made possible by my U.S. membership card. This visit left me pleasantly surprised by how Costco Japan compares to its American counterparts.
The warehouse’s layout was notably similar to that of U.S. stores, sharing many familiar products like Kirkland trash bags and Duracell batteries. However, what truly set this shopping experience apart was the incredible variety of Japanese foods available. I encountered an abundance of regional items, seasonal ingredients, and healthier snacks that are seldom found in American Costco locations. Each aisle offered a delightful exploration of food brands unique to Japan.
Among the standout discoveries were several longevity foods that I wish were more accessible in U.S. Costco stores. First on the list is a diverse selection of seaweed, a staple in Japanese cuisine known for its dense nutritional profile, rich in minerals, vitamins, and antioxidants. Varieties such as Mozuku-renowned for its fucoidan content known to support gut health-Nori sheets used in sushi, and Wakame, commonly found in miso soup, were all in abundance. The availability of such seaweeds is often limited in America, making them a missed opportunity for health enthusiasts.
Tofu and various soy-based foods also boasted an impressive selection. Known as a versatile source of plant-based protein, tofu can be enjoyed in numerous dishes. At Costco Japan, I found everything from freeze-dried koya tofu, perfect for busy families, to various flavored and fried tofu options. These nutritious items provide a cholesterol-free way to boost protein intake, fitting seamlessly into many recipes, including soup and stir-fry.
Seasonal produce highlighted the visit, with many Japanese vegetables that are hard to come by in American supermarkets. From Japanese eggplants and cucumbers to mushrooms like enoki and shimeji, the freshness and variety were striking. The availability of Hokkaido potatoes and sweet potatoes, known for their chestnut-like flavor, is a testament to the rich agricultural tradition in Japan.
For those pressed for time, Costco Japan offered an array of ready-to-eat meals, such as microwavable multigrain rice bowls and pickled vegetables. These convenient options allow busy individuals to enjoy healthy, traditional fare without extensive preparation. Additionally, the store featured an impressive selection of rice crackers (senbei) and various green tea products, emphasizing the cultural significance of tea in Japan, a beverage linked to numerous health benefits.
My experience at Costco Yawata not only highlighted the culinary delights unique to Japan but also reinforced the importance of diverse, plant-based foods for longevity. As a certified nutritionist and longevity expert, I advocate for incorporating such nutritional powerhouses into our diets. For those seeking healthier options, exploring international food scenes can lead to not only a richer palate but also a more nutritious lifestyle.
As consumer interest in health and wellness continues to grow, I urge American retailers to consider expanding their offerings to include these nutritious Japanese staples.
Tags: Japanese Nutritionist, Costco Japan, Seaweed, Tofu, Plant-Based Diet, Longevity Foods, Healthy Eating
Original Source: https://www.cnbc.com/2025/07/26/nutritionist-i-visited-a-costco-in-japan-6-foods-i-wish-they-carried-in-the-american-stores.html
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Publish Date: 2025-07-26 22:55:00
