Mob, Reigen, Dimple, and the newest member of the Spirits and Such Consultation Office staff, Serizawa, take a trip up to a secluded hot spring called Ibogami Hot Springs in Zebra Prefecture. Reigen happened to get a request from the matron there to discover the truth behind the strange rumors going around there and save the inn. Ritsu and Teru also join in on this trip and the six of them head out on this super relaxing trip to the hot spring. But on their way there, Reigen and Serizawa start nodding off on the train and somehow get sucked into an eerie parallel world... (Source: Crunchyroll)

When he opened his eyes, he was actually in a different world, bound by a silly system, telling him that dominating the world was no longer a dream! And such good things? Qin Huai gave in and became a 007 wage earner in another world, earning points day and night, and of course the result was really fragrant! Divine soldiers, treasures, peerless exercises, and gentle and lovely little junior sisters, all came to their arms! What is the daily life of Zongmen? Of course, it's a salted fish on the surface, and a volume king behind the scenes. The upgrade speed catches up with everyone, and one accident can save the whole sect! Who would have thought that the elders of the sects had secretly assassinated, the Demon Sect attacked the mountains, and the four sects of the Immortal Alliance fell apart. Let's see how the young man grasps the system and dominates the other world!

How much humiliation can four people and a penguin take? Hard boiled Aito? Sexy bombshell Rihoko? Choji the red brief? Shining Fuusuke? Cutesy Hooter Hiroyuki? Oh, gimme a break! Who do these guys think they are? The Ninku? Unfortunately for the real Aito, Choji, Rihoko, and Fuusuke, they do. But little did these imposters know when they stumbled on this sleepy little desert town, that there’d be a price to pay for being treated like the real Ninku, namely, having to fight the deadly Heaven & Earth brothers! Fortunately for our phony friends, the real Aito, Choji, and Fuusuke step in, there’s nothing but trouble for the bad guys. Can the Ninku art of magic fighting beat the Heaven & Earth brothers deadly fighting style?

This was shown as part of the "Jump Super Anime Tour" of October 1994, prior to the Ninku TV series.