Suzukien Asakusa

Suzukien has been a tea merchant in Asakusa since 1853 — a Tokugawa-era shinise (long-established business) selling Japanese leaf tea long before matcha became an international dessert flavor. The shop's modern fame began in January 2016, when it partnered with Nanaya, a Shizuoka confectioner, to sell matcha gelato graded across seven intensity levels. Level 1 is the gentle, milky matcha most people know. Level 7 is, by the makers' own claim and broad consensus, the most concentrated matcha gelato produced anywhere in the world.

The grading is the whole point, and it's genuinely educational rather than a gimmick. Tasting Level 1, then Level 4, then Level 7 in sequence teaches you what matcha actually is when you remove the sugar-and-milk cushion: at Level 7 it is intensely vegetal, almost bitter, closer to a fine sencha than to a dessert. Japanese visitors who think they know matcha routinely recalibrate here. Level 7 is sold outside Nanaya's own Shizuoka shops only at this Asakusa main branch.

It matters that the gelato sits inside a working 170-year tea shop rather than a dessert chain. The front of the store still sells loose-leaf gyokuro and sencha to neighborhood customers; the gelato counter is an extension of that expertise, not a separate business. For visitors, it converts an Instagram-famous dessert into a short, real lesson in Japanese tea — which is exactly the kind of thing Asakusa does well when you step one block off the temple's main axis.