- Traditional Chinese Character(HanT):
9921
- Simplified Chinese Character(HanS):
9921
- Bopomofo(Mandarin Phonetic Symbols): ㄐㄧㄡˇ ㄐㄧㄡˇ ㄦˋ ㄧ (ㄐㄐㄦㄧ)
- Bopomofo(Zhuyin Keyboard Input/IME): "ru.3ru.3-4u " (ru.3ru.3-4u)
- (ASCII) Hanyu Pinyin: "jiujiueryi" "Jiu3Jiu3Er4Yi1" "Jiu3 Jiu3 Er4 Yi1" (JJEY)
- (Latin) Hànyǔ Pīnyīn: JiǔJiǔèrYī [ Jiǔ Jiǔ èr Yī ]
- (英文翻譯) English Translation: "9921"
- (西語翻譯) Traducción Español: "9921"
- (日文翻譯) 日本語翻訳: "9921"