Ghost Squad is a video game for the Wii that was originally released in arcade units under the Sega Chihiro name. For the Wii, it was one of the very first titles to make use of the Wii Zapper, along with some other games such as Link's Crossbow Training, Resident Evil: The Umbrella Chronicles, and Medal of Honor Heroes 2. It was published and developed by Sega, and was released in 2007 (Japan, America) and 2008 (Europe, Australia).

The game is an on-rail shooter, and one of the first for the Wii (along with Umbrella Chronicles). The Wii version exclusively features an online leaderboard feature that makes use of Nintendo Wi-Fi Connection.

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