- Traditional Chinese Character(HanT):
川口開治
- Simplified Chinese Character(HanS):
川口开治
- Bopomofo(Mandarin Phonetic Symbols): ㄔㄨㄢ ㄎㄡˇ ㄎㄞ ㄓˋ (ㄔㄎㄎㄓ)
- Bopomofo(Zhuyin Keyboard Input/IME): "tj0 d.3d9 54" (tj0d.3d954)
- (ASCII) Hanyu Pinyin: "chuankoukaizhi" "Chuan1Kou3Kai1Zhi4" "Chuan1 Kou3 Kai1 Zhi4" (CKKZ)
- (Latin) Hànyǔ Pīnyīn: ChuānKǒuKāiZhì [ Chuān Kǒu Kāi Zhì ]
- (英文翻譯) English Translation: "Kaiji Kawaguchi"
- (西語翻譯) Traducción Español: "Kaiji Kawaguchi"
- (日文翻譯) 日本語翻訳: "川口開治"