Series
Matcha Wire Monthly
The Matcha Wire Monthly is a free data report on Japan's tea industry, published by Ooika — the month's figures, by the numbers. Each edition collects the numbers reported in Japanese tea coverage that month — prices, exports, harvests, auctions — every one credited to the outlet that published it, charted, and downloadable as a CSV. Every edition ever published is listed below.
The latest report
By the Numbers: August 2026
Korean green tea exports grew 45% year-on-year, the largest reported move in August's tea-trade coverage.
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Every report
2026
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By the Numbers: August 2026
Korean green tea exports grew 45% year-on-year, the largest reported move in August's tea-trade coverage.
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By the Numbers: July 2026
Japan's green tea exports reached 8,800 tonnes in 2024, up 150% from 2014, the largest reported move this month.
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By the Numbers: June 2026
Japan's tea trade in June 2026: record exports, doubling prices, and a China-dominated matcha world.
The Matcha Wire Weekly
The Monthly collects the figures; the Weekly round-up tells the week's five biggest stories, every Monday, free. The open archive lists every free story we have published.
Read our editorial approach, Terms & Privacy Policy. Matcha Wire is an Ooika publication.