The game contains 16 different playable characters at the game's start eight from Final Fantasy, and eight from Dragon Quest. Winning games leads to earning 'coins', which in turn, can be used to unlock extra characters or boards.

The end goal is to either bankrupt all other players, or earn a preset amount of money. Other spaces allow various other actions for the player to choose to participate in with their money as well, including the option to invest them in a stock market, keep money safe in banks, or gamble money in a casino. When a character lands on an open space, they may purchase it to be their own, and when another player stops on it, they must pay a fee to the character who owns it. In the game, the player selects a character, of which originates from a Final Fantasy or Dragon Quest video game, and directs them through a game board by taking turns in rolling dice.

Mini games occur in the game, although they are not the main focus, and many are either based on luck or very simple interactions. The game plays similarly to the board game Monopoly and party game Mario Party. As with other entries in the series prior to it, was not released in any other regions. Itadaki Street Portable was developed by Think Garage and published by Square Enix for the PlayStation Portable in Japan on May 25, 2006.

The game is notable for its inclusion of characters from the Final Fantasy and Dragon Quest series of video games, being the second in the series to do so, the first being 2004's Dragon Quest & Final Fantasy in Itadaki Street Special for the PlayStation 2. Dragon Quest & Final Fantasy in Itadaki Street Portable ( Japanese: ドラゴンクエスト&ファイナルファンタジー in いただきストリートポータブル, Hepburn: Doragon Kuesuto & Fainaru Fantajī in Itadaki Sutorīto Pōtaburu) is a crossover party board video game in the long running Itadaki Street series.

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