- Traditional Chinese Character(HanT):
一九九九
- Simplified Chinese Character(HanS):
一九九九
- Bopomofo(Mandarin Phonetic Symbols): ㄧ ㄐㄧㄡˇ ㄐㄧㄡˇ ㄐㄧㄡˇ (ㄧㄐㄐㄐ)
- Bopomofo(Zhuyin Keyboard Input/IME): "u ru.3ru.3ru.3" (uru.3ru.3ru.3)
- 「一九九九」的注音符號/「一九九九」怎麼發音怎麼唸: ㄧ ㄐㄧㄡˇ ㄐㄧㄡˇ ㄐㄧㄡˇ
- (ASCII) Hanyu Pinyin: "yijiujiujiu" "Yi1Jiu3Jiu3Jiu3" "Yi1 Jiu3 Jiu3 Jiu3" (YJJJ)
- (Latin) Hànyǔ Pīnyīn: YīJiǔJiǔJiǔ [ Yī Jiǔ Jiǔ Jiǔ ]
- (英文翻譯) English Translation: "1999"
- (西語翻譯) Traducción Español: "1999"
- (日文翻譯) 日本語翻訳: "1999年"