- Traditional Chinese Character(HanT):
河口湖
- Simplified Chinese Character(HanS):
河口湖
- Bopomofo(Mandarin Phonetic Symbols): ㄏㄜˊ ㄎㄡˇ ㄏㄨˊ (ㄏㄎㄏ)
- Bopomofo(Zhuyin Keyboard Input/IME): ck6d.3cj6
- (ASCII) Hanyu Pinyin: "hekouhu" "He2Kou3Hu2" "He2 Kou3 Hu2" (HKH)
- (Latin) Hànyǔ Pīnyīn: HéKǒuHú [ Hé Kǒu Hú ]
- (英文翻譯) English Translation: "Lake Kawaguchi"
- (西語翻譯) Traducción Español: "kawaguchiko"
- (日文翻譯) 日本語翻訳: "河口湖"