Recently, Rei Goto visited the Cherry Blossom Festival in Washington DC which also has a well-known festival of Japanese culture: food and arts. Here are some pictures of what he saw.
The Sakura Matsuri in Washington D.C.

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Sakura Mochi pink rice cake with a red bean paste center, and wrapped in a pickled cherry blossom leaf.

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Wonder of Wagashi by Yoshitaka Nishino, CEO of Matuskawaya Corporation

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Wagashi, traditional Japanese confections, can express the four seasons.