Matcha

The Slowest Powder in Food Service — a Stone Mill Grinds 30 Grams an Hour, and Japan Still Can’t Grow Enough Tencha to Keep Up

Powdered tea didn’t begin in Japan. During China’s Tang dynasty (618–907), tea leaves were steamed, pressed into bricks, then broken off and ground to powder before being whisked with hot water. By the Song dynasty (960–1279), that method had matured into an elite pastime called diancha — powdered tea whisked into a froth, refined into judging competitions called dou cha — the direct technical ancestor of how matcha is prepared today.

The Zen monk Eisai (1141–1215) studied in China and, on his final return to Japan in 1191, brought back tea seeds along with the Song-dynasty whisking method. He planted the seeds near Kyoto and wrote Kissa Yojoki (“Drink Tea and Prolong Life”), Japan’s first tea treatise, describing tea as a medicinal “elixir of the immortals” that kept monks alert through long meditation. Powdered tea later faded in China itself, displaced by steeped loose-leaf tea after the Yuan and Ming dynasties — but by then Japan had made the tradition its own, developing shade cultivation around Uji to grow tencha and codifying the drinking of it into a formal art. Sen no Rikyu (1522–1591), the tea master most associated with chanoyu, the Japanese tea ceremony, didn’t invent it — it predates him by centuries — but he founded wabi-cha, a deliberately humble style practiced in small rustic tea houses, still taught today by the three head schools descended from him: Omotesenke, Urasenke, and Mushakojisenke.

Ceremonial-grade matcha production is genuinely slow, not a marketing conceit. Bushes are shaded for 20–30 days before harvest to boost chlorophyll and L-theanine, the youngest top leaves are hand-picked and dried into tencha, then ground on granite stone mills turning at roughly 30–40 revolutions per minute — deliberately slow to avoid heat that degrades color and flavor. A single traditional stone mill produces only around 30 grams of matcha per hour. That production ceiling has collided with explosive demand: Japan’s tencha output nearly tripled between 2010 and 2023 and still fell short. Tencha trading prices at Kyoto’s tea auctions rose roughly 265% between 2024 and 2025 alone, and Ippodo Tea reported the benchmark Kyoto tea-market price reached about 2.7 times its year-earlier level by mid-2025. In October 2024, Ippodo and the 300-year-old Kyoto producer Marukyu Koyamaen both moved to limit or temporarily halt sales of specific matcha blends, citing short supply; Marukyu Koyamaen has since published a running list of unauthorized resellers profiting from the scarcity. New tea bushes take five years to reach harvestable maturity, so there is no fast supply-side fix — meanwhile the number of registered Japanese tea farms fell from roughly 53,700 in 2000 to under 12,000 by 2024, with more than 70% of remaining tea farmers now over 65.

In the Professional Kitchen

The grade split that matters for costing is ceremonial versus culinary. Ceremonial-grade matcha, made exclusively from first-flush spring leaves, is whisked with hot water and drunk plain — no milk, no sweetener — so its subtlety and minimal bitterness are the entire point, and its price reflects that. Culinary or ingredient-grade matcha comes from later, more sun-exposed harvests with a bolder, more bitter profile meant to be masked and carried by milk, sugar, or other ingredients in lattes, baking, and ice cream. Using a ceremonial-grade tin to make milk lattes is a documented, easily avoidable cost-inefficiency: the delicate flavor gets buried under milk and syrup, so the kitchen pays a premium for a nuance nobody tastes.

Matcha is also far more perishable than whole-leaf tea once opened. Its fine surface area and chlorophyll content mean flavor and color degrade quickly on exposure to air, light, and heat, unlike a whole leaf that keeps its character for months. Airtight, refrigerated, light-protected storage isn’t optional the way it’s merely good practice for other teas — a tin left out on a bar station will noticeably brown and flatten within weeks.

Varieties & Forms

Commercial matcha grading runs in practice on three or four tiers — ceremonial, premium/café, and culinary/baking grade — but it’s worth flagging on any spec sheet that “ceremonial grade” carries no legal or regulatory definition anywhere in the world; harvest timing and origin are the more reliable quality markers. First-flush leaf, or ichibancha, picked in late April through May, produces the highest-grade matcha: the youngest, most shaded leaves, highest in L-theanine, lowest in bitterness. Later harvests — nibancha (second flush) and beyond — carry more sun exposure, more catechins, and a bolder, harsher profile that reliably lands in culinary-grade tins.

Growing region carries a real, if informal, price premium similar to a geographic indication, even without formal legal protection at the level of a European PDO. Uji, near Kyoto, is matcha’s spiritual and historical home — the region Eisai’s original planting and centuries of tea-ceremony culture are anchored to — and carries the strongest reputational premium. Nishio, in Aichi prefecture, is Japan’s highest-volume matcha specialist, with over 95% of its tea fields dedicated to matcha and roughly a fifth of the country’s output; it trades on consistency and scale rather than ceremonial prestige.

Why It Matters for Your Food Cost

Matcha has no commodity futures market of any kind — no exchange comparable to coffee’s or cocoa’s, and no auction system comparable to the one that prices bulk black tea. Price is set almost entirely by Japan’s limited, slow-to-expand tencha-growing acreage colliding with demand that moves far faster than a five-year-old tea bush can be planted and brought into production. That structural mismatch is the direct, documented cause of the purchase limits, reseller markups, and multi-hundred-percent auction-price increases logged through 2024 and 2025, and it means matcha’s price risk behaves less like a normal grocery input and more like a genuinely supply-constrained specialty commodity.

The fraud risk is a real spec-sheet issue, not a theoretical one. Chinese producers have marketed Chinese-grown, often machine-ground green tea powder as “Uji Matcha,” in some cases building it directly into a company or brand name; a 2019 coalition of Kyoto tea producers blocked “Uji” as a registered trademark for tea products in China, but the term can still appear in business names and marketing copy outside that specific registration. Genuine matcha is specifically Japanese, shade-grown, stone-ground tencha — a kitchen buying on price alone during a shortage risks receiving cheaper sencha or bancha powder, or a blend of the two, sold under a “matcha” label that means nothing on its own.

How CalcMenu Helps

• Recipe costing separates ceremonial-grade matcha (first-flush, priced for use plain) from culinary-grade matcha (later harvest, priced for blending), so a menu’s matcha line items reflect what grade is actually being used and why.
• Substitution costing flags a ceremonial-grade-into-milk-latte swap before it reaches a spec sheet, so kitchens don’t pay a premium-grade price for a flavor profile that gets masked by milk and sugar.
• Supply-shortage price tracking surfaces sharp, current input-cost movement on a genuinely constrained commodity, rather than treating matcha’s 2024–25 price swings as a static line item.
• Multi-site price consistency flags when one location is paying a materially different rate for the same origin and grade — useful given how quickly matcha pricing has been moving through 2024–25.

Sources

• The Tea Monk: How Eisai Brought Tea to Japan - Teawish
• A Matcha Made in China: The Lost Origins of Today’s Trendiest Tea - Sixth Tone
• Japanese tea ceremony - Wikipedia
• Why Is Matcha Powder Cost So High? - Ujicha Matcha
• There’s a matcha shortage in Japan: Where else can it grow? - Perfect Daily Grind
• 11 Facts about the Matcha Shortage You Should Know - Ooika
• Matcha Companies Issue Limits on Purchases as Potential Global Matcha Shortage Looms - LAmag
• Important Notice about Matcha Supply Shortage and Revisions to Pricing - Ippodo Tea Global
• A matcha shortage is coming for social media’s latest obsession - Food Dive
• Matcha Grades Explained: Beyond Marketing Terms - best-matcha.com
• 5 Famous Matcha Regions in Japan (Terroir Guide) - Ooika
• Is Your Cup of Tea Counterfeit? The Scale, Impact, and Considerations of Fake Tea - Steep Insights