| Sakura Maruko (Maruko-chan) | TARAKO |
| Sakura Sakiko (Oneechan/Maruko's Older Sister) | Mizutani Yuko |
| Sakura Hiroshi (Otousan/Maruko's Father) | Yara Yuusaku |
| Sakura Sumire (Okaasan/Maruko's Mother) | Suzuki Mie |
| Sakura Tomozou (Ojiichan/Maruko's Grandfather) | Tomiyama Kei |
| Sakura Kotake (Obaachan/Maruko's Grandmother) | Sasaki Yuuko |
| Kimura Shouko | Takahashi Yumiko |
| Satou Ryouichi | Matsumoto Yasunori |
| Honami Tamae (Tama-chan) | Watanabe Naoko |
| Maruo Sueo (Maruo-kun) | Tobita Nobuo |
| Hanawa Kazuhiko (Hanawa-kun) | Kikuchi Masami |
| Hamazaki Noritaka (Hamaji) | Kashiwakura Tsutomu |
| Sekiguchi Shinji (Sekiguchi-kun) | Tsukui Kyousei |
| Tomita Tarou (Buutarou) | Matsui Mami |
| Itou Yumiko | Miura Masako |
| Tsuchihashi Toshiko | Yamada Taeko |
| Migiwa Hanako | Narahashi Miki |
| Nagasawa Kimio (Nagasawa-kun) | Chafuurin |
| Fujiki Shigeru | Naka Tomoko |
| Sugiyama Satoshi | Mizuhara Rin |
| Oono Kenichi | Yamaguchi Kappei |
| Uesugi Mari (Mari-chan) | Orikasa Ai |
| Makimura Maki (Maki-chan) | Urawa Megumi |
| Togawa Hideyuki (Togawa-sensei) | Kakegawa Hirohiko |
| Ooishi (Ooishi-sensei) | Yamamoto Keiko |
| Shizuoka no Obaachan (Sumire's Aunt/Maruko's Grandaunt) | Emori Hiroko |
| Shizuoka no Ojiichan (Sumire's Uncle/Maruko's Granduncle) | Tanaka Ryouichi |
| Narration | Keaton Yamada |
