noun

• る, in hiragana, or ル in katakana, is one of the Japanese kana, each of which represent one mora.
• The cuneiform ru sign is found in both the 14th century BC Amarna letters and the Epic of Gilgamesh.
• a novel by Vietnamese-born Canadian novelist Kim Thúy, first published in French in 2009 by Montreal publisher Libre Expression.
• the Mandarin pinyin romanization of the Chinese surname written in Chinese character.
• Ru, sometimes referred as , and , is a form of traditional Chinese upper garment, or coat, or jacket, which typically has a right closure; however, some of them can also have a front central opening.