- Traditional Chinese Character(HanT):
西元::四二一年
- Simplified Chinese Character(HanS):
西元::四二一年
- Bopomofo(Mandarin Phonetic Symbols): ㄒㄧ ㄩㄢˊ ㄙˋ ㄦˋ ㄧ ㄋㄧㄢˊ (ㄒㄩㄙㄦㄧㄋ)
- Bopomofo(Zhuyin Keyboard Input/IME): "vu m06n4-4u su06" (vum06n4-4usu06)
- (ASCII) Hanyu Pinyin: "xiyuansieryinian" "Xi1Yuan2Si4Er4Yi1Nian2" "Xi1 Yuan2 Si4 Er4 Yi1 Nian2" (XYSEYN)
- (Latin) Hànyǔ Pīnyīn: XīYuánSìèrYī [ Xī Yuán Sì èr Yī ]
- (英文翻譯) English Translation: "AD: 421"
- (西語翻譯) Traducción Español: "Anuncio::421"
- (日文翻譯) 日本語翻訳: "西暦::421"