Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Tenchu: Dark Secret (Tenchu: Dark Shadow in Japan) is a stealth action game for the Nintendo DS developed by From Software. It was published in North America by Nintendo and released in the United States on August 21, 2006. The game allows players to choose between Rikimaru and Ayame, two ninja assassins sent out to save a princess. There are more than 40 missions, as well as local wireless multiplayer combat and Wi-Fi capabilities which can be used to trade, buy and sell items around the world.

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