Also known as: 仮面ライダータイクーンブジンソード, ブジンソード
The final form of Kamen Rider Tycoon, clad in Black Armor and a Cape alongside a Katana inside a Sheath.
After the death of his sister, caused by her transformation into a Jyamato, the once idealistic and eager Sakurai Keiwa is consumed by unyielding rage, and pressures Tsumuri into creating the BujinSword Buckle so that he may wield its overwhelming power to exact merciless vengeance.