不满

　　Three men and a woman crash-land in a deep crater in Antarctica, where they find a prehistoric world.

改编自新海诚创作的同名动画电影，讲述了一段跨越时间与距离的青涩爱情与成长故事。

　　Upon their mother’s death, siblings Jenny and Marshall return to renovate her crumbling motel, The Jolly Monkey. But as they work, a deadly force tied to their family’s dark past emerges, forcing them to face terrifying truths if they want to survive.

 这次特别篇的舞台，是吉宗治世20多年后的江户城。原创系列中年轻的将军吉宗也面临着六十大寿的继承问题。剧中保留了系列的世界观和魅力，在继承问题上摇摆不定的吉宗和江户城内的人们的模样，以及在城下町发生的阴谋漩涡的疑难事件，将被加入新的角色和时代性来描绘。