在这部侍战队真剑者 银幕版 决定天下之战动作片中,外道衆に立ち向かう5人の侍たちの活躍を描くスーパー戦隊シリーズ「侍戦隊シンケンジャー」の劇場版。脂目マンプク率いるクサレ外道衆の猛攻を受け、敗北寸前に陥ったシンケンジャー。やがて彼らは、シンケンレッドの祖先である志葉烈堂がかつて脂目マンプクを封印するために使った初代秘伝ディスクの存在を知る。しかし、現在そのディスクは敵陣真っ只中に建つ神社にあり……。日本映画初のフルデジタル3D実写作品としても話題を呼ぶ。
Taking place in between Shinkenger Acts 22 and 23, the Shinkengers battle the newly revived Kusare Gedoushu Aburame Manpuku and his army for three days. The wounded and tired Shinkengers nearly lose, had the Kusare Gedoushu not needed to regain energy by soaking in the Sanzu River. As their wounds are treated, Jii reveals they he has found the Secret Disk used by the first Shinken Red to seal Manpuku at the Genryu Temple, which lies in the middle of Kusare Gedoushu territory. Using Ryunosuke and Kotoha's plan to sneak in disguised as members of the Nanashi Company, Takeru gets the Founding Secret Disk only to see that it is actually a cryptic.
