Hamtaro: Ham-Ham Games is a sports video game developed by Alphadream and published by Nintendo for the Game Boy Advance handheld video game console. It was released in Japan on July 15th,2004, Europe on July 16th, 2004, and released in North America on July 27th, 2004. Hamtaro: Ham-Ham Games is actually based on the 2004 Olympics that was held in Athens, Greece from August 13th to August 29th, 2004. Hamtaro: Ham-Ham Games was the last game to be released on the Game Boy Advance and SP and one year later the cartoon was finished in 2005 and was never aired again.
Source: Wikipedia, "Hamtaro: Ham-Ham Games", available under the CC-BY-SA License.