noun
water yam; winged yam; purple yam
Refers to the plant Dioscorea alata, a type of yam. The term is rare and usually written in kana.
See also: 大薯
シンショは熱帯地域で栽培されるイモの一種だ。
Shinsho is a type of yam cultivated in tropical regions.
大薯 is a synonym for the same plant, Dioscorea alata, but is less commonly used than シンショ.
The origin is uncertain; the kanji 参薯 are used for this plant, but the word is usually written in kana.