Press Release

Radio Rating Research in Tokyo Metropolis area of December, 2005

January 13, 2006

Video Research Ltd. has been conducting Radio Research in Tokyo Metropolis area 6 times a year (even number month). At this time, we are delighted to announce the release of the research result of December, 2005.

Survey Outline

Survey method: Mail survey (diary) ·Portable questionnaire
Survey area: Tokyo Metropolis area ( Tokyo 35km radius)
Respondents: M&F 12-69 yrs. old ( 3,000 samples )
Response rate: 95.5% ( 2,866s )
Sampling method: Random 2-stage sampling
Survey period:

1 week, December 12 (Mon)– December 18 (Sun), 2005

December, 2005 Radio Rating Research in Tokyo Metropolis

[ I ]How frequently persons tune in to radio?

(Radio contact ratio per week cumulated one week: 5:00-29:00)

[ II ]Where do they tune in to the radio?

(Share of listening minutes by place Mon-Sun:5:00-29:00)

How frequently persons tune in to radio? Where do they tune in to the radio?
The ratio of persons who listened to the radio in one week reaches over 70% among Men & Women, 12 - 69 years old.
Also, the average listening duration (cumulated one week) is 13.8 hrs., i.e., persons listen to the radio approximately 2 hrs. a day.

Radio is a medium with a character that is often listened out-of-home and that ratio reaches more than 50%.
More than one third of all listened in the cars.