Ninja... Ninja were... merciless demi-gods, ruling Japan with their karate in the age of ninja tranquillity. But, "some" committed a forbidden form of hara-kiri storing their souls at Kinkaku Temple for future resurrection. Their lost history was falsified and concealed and the truth about these ninja was long forgotten. Now, in the future where the universalization of cybernetic technology and electronic networks are God, suddenly, sinister ninja souls, resurrected from thousands of years past are unleashed on the dark shadows of Neo-Saitama. Fujikido Kenji, is a salaryman whose wife and child were killed in a ninja turf war. In a brush with his own death, Fujikido is possessed by an enigmatic ninja soul. Fujikido cheats death and becomes Ninja Slayer. A Grim Reaper destined to kill evil ninja, committed to a personal war of vengeance. Set in the dystopian underworld of Neo-Saitama, Ninja Slayer takes on Soukai Syndicate ninjas in mortal combat.

Gluttonous and tomboyish, Lan Mo is hardly anyone's ideal girl, but with a magical hair clip from a mysterious trinket shop that disappears the next day, she may be able to become just that. With its power, she can transform into a beautiful and feminine young lady, someone who may finally be able to catch the eye of her childhood friend and crush, Liu Yifeng. However, keeping the clip's secret proves difficult for Lan Mo when faced with Liu Yifeng's admirers and the mysterious stranger Xia An. And to further complicate matters, Lan Mo's possession of the hair clip may turn out to be more than just mere coincidence. [Written by MAL Rewrite]

The Great Thousand World. It is a place where numerous planes intersect, a place where many clans live and a place where a group of lords assemble. The Heavenly Sovereigns appear one by one from the Lower Planes and they will all display a legend that others would desire as they pursue the road of being a ruler in this boundless world. In the Endless Fire Territory that the Flame Emperor controls, thousands of fire blazes through the heavens. Inside the Martial Realm, the power of the Martial Ancestor frightens the heaven and the earth. At the West Heaven Temple, the might of the Emperor of a Hundred Battles is absolute. In the Northern Desolate Hill, a place filled with thousands of graves, the Immortal Owner rules the world. A boy from the Northern Spiritual Realm comes out, riding on a Nine Netherworld Bird, as he charges into the brilliant and diverse world. Just who can rule over their destiny of their path on becoming a Great Ruler? In the Great Thousand World, many strive to become a Great Ruler. (Source: Nsubs)

Unlike the main television anime series which is mostly set in modern-day Japan, the new series will be a "sealed room" suspense comedy set 100 years in the future. The story begins when Shinnosuke and the entire Nohara family wake up from cold sleep to find themselves aboard a space ship drifting in space. The anime will depict the various events that take place inside the ship. (Source: ANN)