西屿 Traditional form: 西嶼 Pinyin (reading): Xīyǔ Definitions: Xiyu or Hsiyu township in Penghu county 澎湖縣/澎湖县 ( Pénghúxiàn) (Pescadores Islands), Taiwan Characters: 西 - west, western, westward 屿 - island Traditional characters: 西 - west, western, westward 嶼 - island