Don't worry, beer happy! Cheesy puns aside, you'll get a buzz out of touring Asahi Brewery Shikoku. This place will give you a glimpse into how it makes its brews.
When you've spent a bit of time at this Saijo beer-making plant, why not make your way to Kichijoji Temple, Ehime General Science Museum, and Hyoutan Pond? They're near Asahi Brewery Shikoku and also popular with many tourists.