by Seisenen Honten清泉園本店
Top-tier first-flush tencha matcha sold in a 40g tin. The official shop recommends it for koicha and lists the highest intensity for both umami and body.

Editorial verdict
Best suited to formal thick-tea service and buyers who want Seisenen Honten's richest, most umami-led bowl.
No buying options yet — check back soon. Visit the brand page for more information.
Officially positioned for koicha with maximum listed umami and body; very dense, savory, and rich rather than sharp or refreshing.
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Supports: Price verified at ¥3,240 per 40g tin; listed as first-flush tencha with maximum 15/15 umami and body and official koicha positioning.
About the brand
清泉園本店
Ujitawara-based Uji tea merchant and wholesaler that blends tea from its own fields and contract growers, then finishes products with cold storage and nitrogen-packed packaging for stable quality.
View all Seisenen Honten blendsOfficially positioned for koicha with maximum listed umami and body; very dense, savory, and rich rather than sharp or refreshing.
Kyo no Mukashi is priced at ¥3,240 for 40g (¥81/g).
Kyo no Mukashi is recommended for koicha. Thick tea — a concentrated preparation using about 4g of powder and 30ml of water, reserved for the highest-grade matcha.
You can buy Seisenen Honten Kyo no Mukashi directly from Seisenen Honten's official website. Current availability: in-stock.