- Traditional Chinese Character(HanT):
永瀨洋海
- Simplified Chinese Character(HanS):
永濑洋海
- Bopomofo(Mandarin Phonetic Symbols): ㄩㄥˇ ㄌㄞˋ ㄧㄤˊ ㄏㄞˇ (ㄩㄌㄧㄏ)
- Bopomofo(Zhuyin Keyboard Input/IME): m/3x94u;6c93
- 「永瀨洋海」的注音符號/「永瀨洋海」怎麼發音怎麼唸: ㄩㄥˇ ㄌㄞˋ ㄧㄤˊ ㄏㄞˇ
- (ASCII) Hanyu Pinyin: "yonglaiyanghai" "Yong3Lai4Yang2Hai3" "Yong3 Lai4 Yang2 Hai3" (YLYH)
- (Latin) Hànyǔ Pīnyīn: YǒngLàiYángHǎi [ Yǒng Lài Yáng Hǎi ]
- (英文翻譯) English Translation: "Nagase Yokai"
- (西語翻譯) Traducción Español: "Yokai Nagase"
- (日文翻譯) 日本語翻訳: "長瀬妖怪"