- Traditional Chinese Character(HanT):
坂本夏海
- Simplified Chinese Character(HanS):
坂本夏海
- Bopomofo(Mandarin Phonetic Symbols): ㄅㄢˇ ㄅㄣˇ ㄒㄧㄚˋ ㄏㄞˇ (ㄅㄅㄒㄏ)
- Bopomofo(Zhuyin Keyboard Input/IME): 1031p3vu84c93
- (ASCII) Hanyu Pinyin: "banbenxiahai" "Ban3Ben3Xia4Hai3" "Ban3 Ben3 Xia4 Hai3" (BBXH)
- (Latin) Hànyǔ Pīnyīn: BǎnBěnXiàHǎi [ Bǎn Běn Xià Hǎi ]
- (英文翻譯) English Translation: "Natsumi Sakamoto"
- (西語翻譯) Traducción Español: "Natsumi Sakamoto"
- (日文翻譯) 日本語翻訳: "坂本夏海"