Sekai Ninja Taikai Kiroku

A high school freshman named Yaezaka Tatsuko is being pursued by ninjas for an unclear reason tied to the "World Ninja Record." These attackers are Iga representatives from different countries. With training from her childhood friend, who is Japan's Iga, Tatsuko has the skills to fight them. However, she faces a challenge in dealing with the cunning tactics of the Iga from America.