You said you hated men, why are your eyes now full of love? - Chapter 109 - "Oh, It’s Fox Lady!" (Part 6):

The genius pharmacist transmigrated into a pitiful farm girl’s body. Ignored by her own father, abused by her stepmother, and bullied by her stepbrothers. Her “twin” brother was given to distant relative and she went as the “extra” to live under someone else’s roof.

Luckily she possessed mad apothecary skills. Collecting herbs, plowing herb fields, formulating medicines and treating the ills, she refused to live an ordinary life as she slowly uncovered the truth of her real identify.

Inadvertently, she saved a dashing man who was in reality a big, bad wolf hiding under the skin of an innocent little puppy. He pulled out all his tricks: I have no other means to return your favor of saving my life. What say I repay you by marrying you?

Below the nine setting suns lies the remains of the Golden Crows.By chance, a young man arrives in the world of Journey to the West, attaining enlightenment using the bodies of nine Golden Crows, leading to a different journey.Summary for this book: “Living in the Journey to the West, I started off by roasting nine Golden Crows.”Yet another summary is, “My days of collecting bodies in the Journey to the West. When it comes to body collection, no one's better than me. Three hundred years of professional body collection experience, skilled at cooking braised meat, and never adds sugar in it.”

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?