chamame (a variety of edamame)
A specific cultivar of edamame (green soybeans) known for its brownish skin and sweeter flavor. Often associated with Niigata and Yamagata regions.
See also: 枝豆
Niigata's chamame has a good aroma and strong sweetness.
I often eat chamame in the summer.
Compound of 茶 (cha, 'brown') and 豆 (mame, 'bean'), referring to the brownish skin of the beans.