🍵 We help 200+ artisanal tea farms and factories, artisans and kilns, sell to tea enthusiasts in 90+ countries. Explore our partner list here!

Jan 2026 Special

Discount good on 26+ Matcha products and accessories. Discount exclusive to Yunomi.Club members. Conditions apply.

Koukaen Tea Factory - Yunomi.life
Koukaen Tea Factory - Yunomi.life

Koukaen Tea Factory

(0 products)
President Tadashi NaitoFounded in 1948 by Yoshikazu Naito, the Koukaen Tea Factory is owned by the Naito family and employs a total of 9 people including family members. His son, President Tadashi Naito (left) is the 2nd head of the company. 

Koukaen factoryBased in the Nishio region of Aichi Prefecture, Koukaen specializes in the initial processing of leaves from farms in Nishio into dried unrefined tencha tea leaves (steamed and dried without rolling), and grinding of refined tencha leaves into matcha. (Refinement of the tencha leaves is outsourced to a trusted partner.)

No products found

  • Top-notch support

    Do you have questions about Japanese tea? Problems with your order? Contact us and we'll be on it ASAP!

  • Unmatchable Selection

    The world's largest selection of Japanese tea from artisanal tea farms, factories and expert merchants.
    See all vendors.

  • International Shipping

    Delivery guaranteed or your money back. We ship via DHL Express or the Post Office to USA and major countries. (Conditions apply.)

  • Learn About Tea

    Extensive info on Japanese tea and tea culture to help you grow as a tea drinker. Visit the Dojo for samplers!
Back to top