Shadow Weapon Mode: Shuriken, known as Dark Arm Mode: Ninja Star in the anime, is one of the Demon Weapon transformations of the Demon Shadow Weapon. With the combination of the power of the Uncanny Sword, it's upgraded version is known as Shadow☆Star: Second Form - Leaf of the Moonlit Night (影☆星・弐ノ型［月夜葉, Kage☆Boshi: Ni no Kata Tsukiyoha) or simply Leaf of the Moonlit Night (弐ノ型［月夜葉, Ni no Kata Tsukiyoha).