BuBu ChaCha Episode 21: The Mysterious Tunnel
Episode 21 of 26 of BuBu ChaCha, aired October 7, 1999, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Bubu Chacha is about a dog who died due to an fateful accident and was ressurected as a toy car. Together, he and Bubu learned many new things about the world and about friendship that never dies.