Note: First Appearance means the chapter of the Viz graphic novel in which the character first appeared.
I define major character to mean a named character that has appeared in 20 or more chapters.
| Character | First Appearance |
Name in kana and kanji | |
|---|---|---|---|
| Ranma Saotome | 1.1 | 早乙女乱馬 | |
| Akane Tendō | 1.1 | 天道あかね | |
| Sōun Tendō | 1.1 | 天道早雲 | |
| Kasumi Tendō | 1.1 | 天道かすみ | |
| Nabiki Tendō | 1.1 | 天道なびき | |
| Genma Saotome | 1.1 | 早乙女玄馬 | |
| the Jusenkyō guide | 1.2 | 呪泉郷ガイド | |
| Tatewaki Kunō | 1.3 | 九能帯刀 | |
| Chapatsu (Brown-Hair)* | 1.8 | 茶髪 | |
| Ryōga Hibiki (P-chan) | 1.10 | 響良牙(Pちゃん) | |
| Kodachi Kunō | 2.3 | 九能小太刀 | |
| Shampoo | 3.5 | シャンプー(珊璞) | |
| Cologne | 4.6 | コロン(可崘) | |
| Mousse | 4.7 | ムース(沐絲) | |
| Happōsai | 6.1 | 八宝斉 or 八宝斎 | |
| Ukyō Kuonji | 8.1 | 久遠寺右京 | |
| Pantyhose Tarō | 16.2 | パンスト太郎 | |
| Nodoka Saotome | 20.2 | 早乙女のどか | |
| Hinako Ninomiya | 23.3 | 二ノ宮ひな子 |
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| Earl C. Gero | Last Modified: Apr. 4, 2007 |