Tottoko Hamtarou OVA 4: Hamuchanzu no Mezase! Hamuhamu Kin Medal - Hashire! Hashire! Daisakusen
English name: Hamtaro: Ham-Ham Games
Genres: Adventure, Comedy
Type: OVA, Episodes: 1
Aired: Dec 1, 2004
Studio: TMS Entertainment
Source: Unknown
Rating: PG - Children
Synopsis:
Considered the prequel to the fourth Hamtaro game (fifth in Japan). In this tribute to the 2004 Olympics, Hamtaro and the Ham-Hams are tasked by Prince Bo with lighting the everlasting torch to Hamcropolis. However, the Rainbow Girls will not allow this and pursue the Ham-Hams.

(Source: Wikipedia)