- Traditional Chinese Character(HanT):
軟海膽
- Simplified Chinese Character(HanS):
软海胆
- Bopomofo(Mandarin Phonetic Symbols): ㄖㄨㄢˇ ㄏㄞˇ ㄉㄢˇ (ㄖㄏㄉ)
- Bopomofo(Zhuyin Keyboard Input/IME): bj03c93203
- (ASCII) Hanyu Pinyin: "ruanhaidan" "Ruan3Hai3Dan3" "Ruan3 Hai3 Dan3" (RHD)
- (Latin) Hànyǔ Pīnyīn: ErHǎiDǎn [ Er Hǎi Dǎn ]
- (英文翻譯) English Translation: "Soft sea urchin"
- (西語翻譯) Traducción Español: "Erizo de mar suave"
- (日文翻譯) 日本語翻訳: "ソフトウニ"