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We bring fermentation into your daily life.

Eating is Living

2026 Spring - Special Courses

A seasonal course collection focused on wellbeing, traditional knowledge, and modern living. Learn practical ways to improve daily life through food, fermentation, and mindful habits.

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Vegan x Gut Health Living

Explore plant-based recipes, digestion-friendly meals, and Japanese fermentation ingredients such as Koji, Miso, and Amazake.

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Rice Koji Making at Home

Learn how to make rice koji from scratch at home and understand the basics of fermentation, flavour, and traditional techniques.

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Sustainable x Minimal Lifestyle

Discover simple routines for a more balanced life through mindful cooking, reducing waste, and natural everyday living.

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Japan Koji Culture Association (一般社団法人 日本糀文化協会)

We are dedicated to sharing and promoting the rich heritage and benefits of koji culture. We offer an educational programs, resources, and support for individuals keen on delving into the world of koji, encompassing its preparation methods, culinary uses across various dishes, and its profound cultural significance.

We are based in Chiba, Japan.

Discover courses

We make koji learning accessible and enjoyable. Through online courses, hands-on workshops, and corporate consulting, we help individuals and businesses integrate koji into daily life and culinary traditions.

Our works

Mirai Kodomo Gakko (Future Children School) by Mitsui Fudosan

Conducted "Children's Fermentation Lecture" sessions at Mirai Kodomo Gakko, fostering children's appreciation for Japanese cuisine and vegetables. As the instructor, delivered a series of 7 engaging lectures aimed at encouraging a deeper enjoyment of food and promoting healthier eating habits among young learners.

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Crafting Culinary Experiences: Elevating Brands and Promoting Sustainability

As past endeavors, we have enhanced brand visibility and boosted sales through innovative presentations of Wajima lacquerware, Kirimoto, and similar products, showcasing the art of "delicious tableware" and presenting exquisite meals. Moreover, for over a decade, we have been consistent contributors to the Asahi Shimbun newspaper's "Eco Cooking" series, passionately advocating sustainable living through diverse culinary approaches, enriching readers' experiences with the joys of cooking.

Culinary Diplomacy: Spreading Japanese Food Culture Through Fermentation Education

Delivered lectures on miso fermentation to chefs in Naples, Italy, and Chamonix, France, presenting insights into Japanese miso and offering menu suggestions incorporating miso. Furthermore, in Taiwan, we conducted a fermentation course aimed at promoting Japanese food culture internationally.

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Kashiwa City School Lunch Cookpad

Created a digital space where people can access and learn the recipes for Kashiwa City school lunches on a prominent Japanese gourmet food website, showcasing the dedication of Kashiwa City nutritionists in crafting menus that promote children's growth and serve as dynamic educational resources for nutrition awareness. Contributed to the project from conceptualisation to implementation, overseeing planning and recipe development, with a focus on nurturing children's curiosity about food and encouraging healthy eating habits.

Media Spotlight: Television and Print Coverage

Our appearances on television programs like NHK's "Asa Ichi" and "Koyuki and Fermentation Grandma," along with coverage in various newspapers, magazines, and online articles, have provided extensive media exposure for our work.

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Fostering Understanding: Lectures on Fermentation and Nutrition Education Across Diverse Institutions

Conducted lectures on fermentation and nutrition education at various institutions, including elementary schools, nursery schools, community enterprises, junior high schools, universities, government agencies, and esteemed companies such as Keiyo Gas, Kikkoman, Sankei Living, and Mitsui Fudosan. Additionally, facilitated cooking classes utilizing fermented foods, elucidating their depth and showcasing their contemporary applications.

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