, known as Hi! Hamtaro Ham-Ham Challenge in North America, is a puzzle game

Computer puzzle game

Puzzle video games are a genre of video games that emphasize puzzle solving. The types of puzzles to be solved can test many problem solving skills including logic, strategy, pattern recognition, sequence solving, and word completion....

 for the Nintendo DS

Nintendo DS

The is a portable game console produced by Nintendo, first released on November 21, 2004. A distinctive feature of the system is the presence of two separate LCD screens, the lower of which is a touchscreen, encompassed within a clamshell design, similar to the Game Boy Advance SP...

 made by AlphaDream

AlphaDream

is a Japanese video game development company founded in 2000 by Tetsuo Mizuno in: Tokyo, Japan. It was formerly known as Alpha Star. In partnership with Nintendo, it has produced software for the Game Boy Color, Game Boy Advance, and Nintendo DS...

 and published by Marvelous in Japan, 505 Games

505 Games

505 Games, formerly known as 505 Game Street, is an Italian video game publishing division of Italian company Digital Bros. group founded in 2006...

 in PAL region

PAL region

The PAL region is a television publication territory which covers most of Asia, Africa, Australia, New Zealand, and most of Western Europe...

s, and Natsume

Natsume

can refer to:* the Jujube fruit* A type of chaki used in Japanese tea ceremony* Natsume , a Japanese video game developer* Natsume Sōseki, a famous 19th century Japanese novelist* Masako Natsume, a Japanese actor...

 in North America. It is a sequel to Hamtaro: Ham-Hams Unite!

Hamtaro: Ham-Hams Unite!

is a Hamtaro adventure video game developed by Shogakukan and published by Nintendo for the Game Boy Color handheld video game console. It was first released in Japan on April 21, 2001, and was later released in North America on October 28, 2002, and in Europe on January 10, 2003...

, Hamtaro: Ham-Ham Heartbreak

Hamtaro: Ham-Ham Heartbreak

is a Nintendo video game for Game Boy Advance and the sequel to Tottoko Hamutaro: Tomodachi Daisakusen Dechu and Hamtaro: Ham-Hams Unite!. Therefore, it was the second Hamtaro-game released in America and Europe, but the third one in Japan...

, Hamtaro: Rainbow Rescue

Hamtaro: Rainbow Rescue

is a video game developed by AlphaDream for Game Boy Advance and the sequel to Tottoko Hamutaro: Tomodachi Daisakusen Dechu , Hamtaro: Ham-Hams Unite! and Hamtaro: Ham-Ham Heartbreak. It was released in Japan and PAL regions...

(which was never released in America), Hamtaro: Ham-Ham Games

Hamtaro: Ham-Ham Games

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...

, and the Japan-only Tottoko Hamtaro Nazonazo Q: Question Castle in the Clouds, and is based on the anime series Hamtaro

Hamtaro

is a Japanese anime series. The main character is a hamster named Hamtaro who has a variety of adventures with other hamsters, called "Ham-Hams" . The show is based on a manga series by Ritsuko Kawai, Hamtaro Gets Lost and Other Stories, and Jealous Hamtaro and Other Stories...

. The game was released in Japan on March 15, 2007, in Europe on May 23, 2008 and in North America on September 23, 2008.