Sōkō (Frost Falls)

Autumn leaves in Karasawa Cirque, a valley formed by glacial erosion in Azumi, Matsumoto, Nagano Prefecture. (© Pixta)

Leaves of iroha momiji (left); hauchiwa kaede. (© Pixta)

Persimmons. (© Pixta)

Uwatsuhiko Shrine Autumn Festival with its ox-demons (left) (© Pixta) and youths performing yatsu shika odori. (Courtesy Uwajima Hyakkei)

Crowds converge on Shibuya for Halloween on October 31, 2018. (© Jiji)

Clockwise from top-left: acorns of the shii (chinkapin), shirakashi (bamboo-leaved oak), kunugi (sawtooth oak), and konara (jolcham oak). (© Pixta)

Inoko mochi. (© photolibrary)

Chestnuts in their burrs (left); kanroni (candied chestnuts). (© Pixta)