MTL - Am I God - ~ Feel sorry

James, a brilliant mechanical engineer and passionate history enthusiast, loses his life in a tragic house fire—only to find himself in a mysterious world as the ruler of an island nation. Armed with his modern knowledge and unwavering ambition, James embarks on a bold mission to industrialize his kingdom and build an empire on which the sun never sets.

What if you were transported to a fantasy world with no special abilities, no OP weapons and no status screen to boost your stats? Never mind finding the dragon’s treasure or defeating the Demon Lord, you only need to worry about one thing—how to stay alive.A group of young Brits wake up in a strange, fantastical land with creatures from myth and legend. They are given archaic weapons they don't know how to use and told to do their best.Convinced it has to be some kind of virtual reality RPG, all the people summoned form parties and set off on their adventures, leaving behind the people nobody wants in their group.Story of my life, thinks Colin.

[Warning : Mature content : Lemons]Leon is reborn as a healer in the crumbling village of Eldwood, he wields a power as potent as it is provocative: the ability to cure curses, heal wounds, and even ignite temporary magical prowess by borrowing magic from his harem—all fueled by lustful, erotic encounters.Leon is not only a healer but using his magic he can also gain temporary magical powers, where he can make his own spells by combining the powers of different women.He has to fight against the demon lords and save the world using his powers and his harem of selective women and his very versatile magical powers, which are lust driven and erotic and powerful.

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?