The Glico food manufacturing company has it's headquarters in Osaka, and offer factory tours (the address of the factory is at the bottom of this writeup).

In the year 2000, Glico introduced Giant Pretz (the regular variety being 18cm long by 3mm diameter). Giant Pretz are monsters, at almost 30cm long by 1cm diameter. Osaka International Airport has Giant Pretz vending machines that are themselves giant, dwarfing the other vending machines they stand next to.

EZAKI GLICO, 4-6-5 UTAJIMA, NISHIYODOGAWA-KU, OSAKA