- Traditional Chinese Character(HanT):
小弟弟
- Simplified Chinese Character(HanS):
小弟弟
- Bopomofo(Mandarin Phonetic Symbols): ㄒㄧㄠˇ ㄉㄧˋ ㄉㄧˋ (ㄒㄉㄉ)
- Bopomofo(Zhuyin Keyboard Input/IME): vul32u42u4
- (ASCII) Hanyu Pinyin: "xiaodidi" "Xiao3Di4Di4" "Xiao3 Di4 Di4" (XDD)
- (Latin) Hànyǔ Pīnyīn: XiǎoDìDì [ Xiǎo Dì Dì ]
- (英文翻譯) English Translation: "Little Brother"
- (西語翻譯) Traducción Español: "hermanito"
- (日文翻譯) 日本語翻訳: "弟"