台たい湾わん山やま芋いも

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Meanings

1

water yam; winged yam; purple yam

rare term

Refers to Dioscorea alata, a species of yam. The term is rare; the more common Japanese name is 大薯 (ダイジョ).

See also: ダイジョ

台たい湾わん山やま芋いもは東とう南なんアジア原げん産さんのヤムイモの一いっ種しゅです。
Taiwan yam is a type of yam native to Southeast Asia.