Pre-series
- 1988: Toha Yamaji makes a name for himself as the legendary ninja known as Jiraiya in a series of battles with other ninja from across the world towards the end of the Showa era, which is remembered as the World Ninja War.note (Shinobi 34)
- 2011: Takaharu Igasaki leaves his home at the old Igasaki Ninjutsu Dojo to train as a ninja while traveling across the world. (Shinobi 1)
Series
- The Ninningers defeat Yokai Kamaitachi. (Ep. 1)
- The Ninningers defeat Yokai Kappa. (Ep. 2)
- The Ninningers defeat Yokai Kasha. (Ep. 3)
- The Ninningers defeat Yokai Tsuchigumo. (Ep. 4)
- The Ninningers defeat Yokai Ungaikyo. (Ep. 5)
- The Ninningers are brought to the Kamen Rider universe, where Kamen Riders Drive and Mach defend humanity from the Roidmudes, who Kyuemon has allied with along with the remnants of Shocker, a terrorist organization who were brought down by the original Riders. There, the Ninningers defeat Yokai Buruburu, whose Sealing Shuriken is used by 089, a Roidmude reincarnation of Shocker's Doctor D and loyal follower of the Great Leader, to transform into Shocker Buruburu. Shocker Buruburu and his forces are defeated by the Kamen Riders and the Ninningers, who return to their own world. (Ninninger vs. Drive)
- In an Alternate Timeline of the Kamen Rider world created by Shocker's History Modifying Machine, the Ninningers appear to fight the Rider Robo piloted by the Great Leader. With a Nin Shuriken provided by their grandfather, Drive joins the Ninningers to form Shurikenjin Tridoron, which destroys the Rider Robo and restores the timeline. (Super Hero Taisen GP)
- The Ninningers defeat Yokai Tengu. (Ep. 6)
- The Ninningers defeat Yokai Nekomata. (Ep. 7)
- April 26: StarNinger defeats Yokai Oogumo. Later, the Ninningers defeat Yokai Ittan-momen. (Ep. 9)
- The Ninningers defeat Yokai Daidarabotchi. (Ep. 10)
- The Ninningers defeat Yokai Enraenra. (Ep. 11)
- The Ninningers defeat Yokai Yamawarawa. (Ep. 13)
- The Ninningers defeat Yokai Yamabiko. (Ep. 14)
- The Ninningers defeat Yokai Futakuchi-onna. (Ep. 15)
- The Ninningers defeat Yokai Kasabake. (Ep. 16)
- The Ninningers defeat Yokai Umibozu. (Ep. 17)
- The Ninningers defeat Yokai Otoroshi. (Ep. 18)
Post-series
