Kobo-chan is a popular Japanese manga and anime series that ran from 1992 to 2005. It is a slice-of-life comedy centered on a young boy named Kohei "Kobo" Komori and his family.
* Anime voice actors:
* Kohei "Kobo" Komori: Megumi Ogata
* Mitsuru "Mitsu" Komori: Yuko Minaguchi
* Kiyoshi Komori: Shigeru Chiba
* Tomoko Komori: Megumi Ogata (also voices Kohei)
* Masao "Masso" Komori: Yuko Minaguchi (also voices Mitsu)
Please note that this information refers to the anime series and not a hypothetical "Kobo-chan - 1992" film or TV show.
Could you be thinking of a different title or year?