noun
Naruto kintoki; a type of sweet potato
A variety of sweet potato grown in sandy soil, known for its reddish-purple skin and sweet, golden flesh. Often associated with Tokushima Prefecture.
See also: 金時 (きんとき)
鳴門金時は焼き芋にするととても甘い。
Naruto kintoki sweet potatoes become very sweet when roasted.
このスイートポテトは鳴門金時を使っています。
This sweet potato dessert uses Naruto kintoki.
金時 can refer to a reddish color or a type of sweet potato in general, but 鳴門金時 specifically denotes the Naruto-grown variety.
Named after the Naruto region (鳴門) in Tokushima Prefecture, where it is cultivated, combined with 金時 (kintoki), a term for reddish sweet potatoes.