ORIGIN LEAF JAPAN

Matcha Knowledge Library

45 articles · 8 categories

Matcha Fundamentals

9 articles

  1. 01 Ceremonial Grade Matcha: What Does It Really Mean?"Ceremonial grade" has no legal definition. Learn what the term usually signals, what it doesn't guarantee, and the specifications wholesale buyers should ask for instead.
  2. 02 What Most Foreigners Get Wrong About Japanese MatchaTen common misconceptions about Japanese matcha, from "ceremonial grade" and boiling water to how often Japanese people actually drink it, explained by a Japanese supplier.
  3. 03 Why Japanese Farmers Grow Matcha in the ShadeWhy tea for matcha is covered for weeks before harvest, how shading changes L-theanine, catechins and chlorophyll, and what different shading methods mean for flavor.
  4. 04 How Matcha Is Made: Shading, Steaming, Tencha and MillingA step-by-step guide to matcha production, from shading tea fields to steaming, drying tencha, removing stems, and milling into powder, and why each step matters to buyers.
  5. 05 First Harvest vs. Second Harvest Matcha: What's the Difference?What "first flush" means for matcha, why spring-harvest leaves taste sweeter and look greener, and how to verify harvest claims when buying wholesale.
  6. 06 Why Is Some Matcha $20 and Others $200?Why matcha ranges from $20 to $200 or more: harvest, shading, cultivar, origin, processing, milling, freshness and packaging, plus how to compare prices fairly per gram.
  7. 07 How to Spot High-Quality Matcha Before You BuyA professional checklist for evaluating matcha quality by color, aroma, taste, texture, and foam, plus the common signs of old, low-grade, or poorly stored matcha.
  8. 08 Freshly Ground Matcha: Why Freshness Matters More Than You ThinkWhy freshly ground matcha tastes better: what happens to color, aroma and flavor after milling, how long matcha stays fresh, and why milling to order matters.
  9. 09 How to Store Matcha to Protect Its Flavor and ColorA practical guide to storing matcha at home and in cafés: refrigerator vs pantry, avoiding condensation, the best containers, and how long opened matcha lasts.

Cultivars, Cultivation and Craft

6 articles

  1. 10 A Guide to Japanese Matcha CultivarsAn introduction to the tea cultivars used for Japanese matcha, including Yabukita, Okumidori, Saemidori, Samidori, and Asahi, and how cultivar choice affects flavor and supply.
  2. 11 Okumidori vs. Yabukita: Flavor, Color and Best Uses ComparedA side-by-side comparison of Okumidori and Yabukita matcha: taste, aroma, color, bitterness, and which cultivar suits lattes, straight matcha, and retail products.
  3. 12 A Short History of Tea Plant Breeding in JapanHow Japan moved from seedling tea fields to registered clonal cultivars: Hikosaburo Sugiyama and Yabukita, cutting propagation, national breeding programs, and new cultivars for matcha.
  4. 13 Why Fertilizer Unlocks a Tea Cultivar's Full PotentialWhy nitrogen and soil management shape matcha's umami, how L-theanine is made in tea roots, why over-fertilizing is a problem, and how soil analysis allows precise fertilization.
  5. 14 Why Stone-Milled Matcha Tastes Better: The Science of Particle Size DistributionResearch from Japan shows stone-milled matcha is not simply finer: it has a broad, characteristic particle size distribution that combines smoothness with texture. Here is what that means for quality and cost.
  6. 15 Why Japanese Tea Tastes Different from Chinese TeaWhy Japanese green tea tastes grassy, marine and umami-rich while Chinese green tea tastes toasty and nutty: steaming vs pan-firing, shading, cultivars, and a shared history of powdered tea.

Origin, Farmers and the Tea Industry

6 articles

  1. 16 Beyond Uji: Discovering Japan's Lesser-Known Matcha RegionsUji is famous, but Japan's matcha comes from many regions, including Nishio, Kagoshima, Shizuoka, Fukuoka, and Mie. Learn how each differs and why origin matters to buyers.
  2. 17 Suzuka, Mie: The Origin Behind Our MatchaDiscover Suzuka in Mie Prefecture, the origin of Origin Leaf Japan's single-origin, first-flush matcha: climate, tea heritage, and how our farm-to-cup supply chain works.
  3. 18 The Hidden World of Japanese Tea Farmers: What Growers Rarely Talk AboutInside a Japanese tea farmer's year: frost nights, shading decisions, round-the-clock processing in harvest season, tencha auctions, and why the name on a matcha tin is rarely the farmer's.
  4. 19 Who Will Grow Japan's Tea? The Succession Crisis on Japanese Tea FarmsJapan's tea fields are disappearing as farmers age without successors. Shizuoka lost 1,200 hectares of tea fields in 2025 alone. What the data shows and what it means for matcha supply.
  5. 20 From Japanese Tea Farm to Your Café: The Journey of a Matcha OrderFollow matcha from a Japanese tea field to an overseas café: harvest, tencha processing, cold storage, milling to order, packing, export documentation, customs and delivery.
  6. 21 How Japanese People See the Global Matcha BoomSome Japanese people are uneasy about sugary matcha drinks and empty shelves in Uji; others see a chance to revive the tea industry and bring new ways of enjoying matcha home to Japan.

Culture and History

3 articles

  1. 22 The 800-Year Journey of Japanese MatchaHow matcha traveled from Song dynasty China to Zen temples, samurai tea gatherings, the tea ceremony of Sen no Rikyu, Uji's shaded fields, and today's global café culture.
  2. 23 Why Japan Turned Tea into an Art Form: Chanoyu and Wabi-SabiHow the Japanese tea ceremony turned a bowl of matcha into an art, what wabi-sabi really means, and how ideas like ichigo ichie still shape Japanese design and hospitality.
  3. 24 How to Create Your Own Japanese Tea Ritual at HomeA simple, step-by-step guide to a calm daily matcha ritual at home, with the tools you need, how to whisk usucha, and ideas borrowed from the Japanese tea ceremony.

Health and Science

6 articles

  1. 25 How Much Caffeine Is Actually in Matcha?Matcha caffeine explained with numbers: about 32 mg per gram according to Japan's food composition tables, so roughly 60 to 70 mg in a 2 g serving. How it compares with coffee, sencha and...
  2. 26 Matcha vs. Coffee: Which One Is Better for You?An evidence-based comparison of matcha and coffee: caffeine, L-theanine, antioxidants, acidity, energy and sleep, and how to choose the right drink for you.
  3. 27 The Science Behind Matcha and Calm FocusWhat research says about L-theanine and caffeine, why shaded matcha is rich in L-theanine, and what "calm focus" can and cannot be claimed for a cup of matcha.
  4. 28 What Happens When You Drink Matcha Every Day?What research says about daily matcha: caffeine, catechins, L-theanine, long-term observational studies, possible side effects, and a sensible daily amount.
  5. 29 Does Matcha Really Help with Weight Loss?What the research really shows about matcha, green tea catechins and weight loss: small effects at best, according to a Cochrane review, and why your matcha latte's sugar matters more.
  6. 30 Green Tea and Cancer: What the Research Actually ShowsA careful look at the research on green tea and cancer: promising laboratory findings, mixed results in human studies including large Japanese cohorts, the FDA's 2005 conclusion, and why hot beverages matter.

For Cafés and Food Businesses

5 articles

  1. 35 How to Choose the Right Matcha for Your Café: Ceremonial vs. CulinaryA practical comparison of ceremonial-style and culinary matcha for cafés: flavor, color, cost per cup, and which to use for straight matcha, lattes, and baked goods.
  2. 36 The Café Matcha Latte Playbook: Dosing, Milk Pairing and Cost per CupA professional guide for cafés serving matcha lattes: dose, water temperature, preparation methods, milk pairing, consistency, and how to calculate cost per cup.
  3. 37 Single-Origin vs. Blended Matcha: Which Is Right for Your Business?What single-origin matcha means, how it differs from blended matcha, and how to decide which is right for your café, retail brand, or food product.
  4. 38 Matcha in Food Manufacturing: Heat Stability, Color Retention and Formulation TipsA technical guide for food and beverage manufacturers using matcha: how heat, light, pH, and water activity affect color and flavor, and how to choose the right grade.
  5. 39 Launching a Private-Label Matcha Brand: Sourcing, Packaging and MOQA practical guide to launching a private-label matcha brand: choosing a supplier, specifications, packaging, labeling, compliance, MOQ, and pricing.

Wholesale Sourcing and Compliance

6 articles

  1. 40 How to Source Wholesale Matcha from Japan: A Buyer's ChecklistA step-by-step checklist for cafés, brands, and distributors sourcing wholesale matcha from Japan: specifications, compliance, samples, pricing, lead times, and supply security.
  2. 41 How to Evaluate Matcha Samples Before Your First OrderA structured method for cafés and brands to evaluate wholesale matcha samples: preparation, tasting protocol, scoring sheet, recipe testing, and documentation checks.
  3. 42 What Drives Wholesale Matcha Prices and SupplyWhy wholesale matcha prices rose sharply in 2025 and 2026, what drives tencha costs, and how cafés, brands, and distributors can protect their supply and margins.
  4. 43 Importing Matcha into the US: FDA Registration, FSVP and Prior Notice ExplainedA plain-English guide to US import requirements for matcha: FDA food facility registration, the Foreign Supplier Verification Program (FSVP), prior notice, labeling, and customs.
  5. 44 Importing Matcha into the UK and EU: Pesticide Limits and DocumentationWhat UK and EU importers need to know about bringing Japanese matcha in: pesticide maximum residue levels, anthraquinone, labeling, organic equivalence, and tariffs under Japan's trade agreements.
  6. 45 What Is ASIAGAP, and Why Should Matcha Buyers Care?An up-to-date explainer on ASIAGAP and JGAP for matcha buyers: what the standards cover, the 2025 change to GFSI recognition, the planned 2028 transition, and what to ask suppliers.

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