Japanese hazel; Corylus sieboldiana
A deciduous shrub native to Japan, producing edible nuts. The name is usually written in katakana as ツノハシバミ.
The Japanese hazel is a deciduous shrub that grows wild in the mountains and fields of Japan.
In autumn, you can gather the nuts of the Japanese hazel.
Katakana spelling is common for plant names; usually written in kana.
Kanji form is rare; the plant is usually referred to by its kana name.
The name ツノハシバミ (角榛) literally means 'horn hazel', likely referring to the horn-like shape of the fruit's husk. The exact origin is uncertain.