Castle of Shikigami 3 is a vertical scrolling shoot'em up game released for the Wii console. It's the third installment in the 'Castle of Shikigami' series, known in Japan as 'Shikigami no Shiro.' It offers a unique blend of intense shooting action, coupled with a distinct anime style and storyline. The game includes multiple playable characters, each with their own special abilities and storylines. The genre is a mix of action and shooter, with a focus on arcade-like gameplay. It was released in 2006 in Japan and made its way to other regions in subsequent years.