Supersize me: Why Osaka's Dotonbori billboards reign supreme

OSAKA -- Billboards in Osaka's splashy Dotonbori district are unapologetically huge. The area's best-known landmark signage -- the 20-meter-tall Glico running man exulting in victory with his arms raised to the sky -- is just one of many oversized corporate logos and product names crowding the waterfront of the Dotonbori River.