Drunk Invader

What if you brought modern alcohol to a world with only medieval European-level brewing technology? One day, Japan becomes capable of traveling to another world. Wanting to gain access to the vast land and resources it offers, the government plans to dominate not through military might, but with modern alcohol. Swept up into this plan is Touji, a college student with an unparalleled fondness for alcohol. With his overwhelming knowledge and skill, can he thwart the government's plan!? (Source: Kodansha, translated)