Dentsu and Skype Japan sign agreement on display advertising

The agency is responsible for selling Skype's digital inventory, which appears in the 'home' tab of Skype for Windows. Skype has an average of 170 million monthly connected users who make calls domestically and internationally. At peak hours, the service has up to 30 million users around the world.

The display advertising space featured is expandable and will include rich media content after users have clicked on it. Only one ad will run per day to avoid the ad from being buried by competitors.

Skype users are able to opt out by, choosing to hide the ad.