- Traditional Chinese Character(HanT):
永井大
- Simplified Chinese Character(HanS):
永井大
- Bopomofo(Mandarin Phonetic Symbols): ㄩㄥˇ ㄐㄧㄥˇ ㄉㄚˋ (ㄩㄐㄉ)
- Bopomofo(Zhuyin Keyboard Input/IME): m/3ru/3284
- 「永井大」的漢語拼音: Yong3 Jing3 Da4
- (ASCII) Hanyu Pinyin: "yongjingda" "Yong3Jing3Da4" "Yong3 Jing3 Da4" (YJD)
- (Latin) Hànyǔ Pīnyīn: YǒngJǐngDà [ Yǒng Jǐng Dà ]
- (英文翻譯) English Translation: "Nagai Dai"
- (西語翻譯) Traducción Español: "Universidad Nagai"
- (日文翻譯) 日本語翻訳: "永井大"