If you're looking for anime similar to Ulmatsu-san, you might like these titles.
The Marine Express is an underwater, trans-continental train that is about to embark on its maiden voyage to Tokyo - but trouble is afoot! Aboard the train is the murderer of its creator, and private detective Ban Shunsaku is determined to track down the killer before he harms anyone else. Also aboard are the infamous Black Jack (who'd like nothing more than for Ban to pay him the five million yen he owes for services), Adam the robot, and other heroes and villains. Each has a motive for traveling the Marine Express, and each may not come out alive!
Heroes from worlds of Tezuka Production and Tatsunoko Production “evolved” for their TV appearance.
Everything's more fun when you're shrunk down to chibi size! First, the crew of the Star Leaf give a behind the scenes look at the making of Gall Force: Eternal Story, outtakes and all! Next, the biggest and last super race of the century is taking place - and plenty of top candidates are competing in an attempt to win the Genom Trophy, worth ten billion dollars! Members of the Knight Riders, the Star Leaf and more are out for victory by any means possible; who will succeed?
When an UFO delivers a metal-eating monster to the heart of Japan, Getter Robo and Mazinger Z are launched to combat the alien menace. Fighting individually, the space monster's metal-eating and acid-spitting abilities prove too much for Japan's super robot forces - only their combined might stands a chance against defeating it! But with Mazinger Z damaged, can Getter Robo defend against the monster long enough for its comrade to be repaired? And even with forces combined, can they defeat the monster before all of Japan is destroyed?
Jiro is still wandering the streets trying to fight off any evil inclinations that Gill's submission chip left in him. Upon meeting a local high school boy Jiro attacks him, only to find out that the boy is Inazuman. Inazuman doesn't want to destroy Jiro, but he can't just leave Jiro alone.