琉りゅう球きゅう芋いも

noun

sweet potato

Refers to the sweet potato (Ipomoea batatas); the name associates it with the Ryukyu Islands. In modern Japanese, サツマイモ is far more common.

See also: さつま芋

• 琉りゅう球きゅう芋いもは、昔むかしは甘かん藷しょとも呼よばれた。

  Ryukyu-imo was also called kansho in the past.

noun

potato

Rarely used for the common potato (Solanum tuberosum); ジャガイモ is the standard modern term. This usage may appear in historical or regional contexts.

See also: じゃがいも

• 一いち部ぶの古ふるい文ぶん献けんでは、琉りゅう球きゅう芋いもがジャガイモを指さすことがある。

  In some old documents, Ryukyu-imo can refer to the potato.