Salarymen and women limber up

Each day, as many as 28 million Japanese are believed to take part in rajio taiso, a stretching routine that dates back to the 1920 and is often taught in schools.

Instructions for the three-minute exercise are also played daily on the radio, with different routines tailored for the elderly and disabled.

Now the corporate world is getting in on the act.

At the stroke of 1, a group of IT workers in Tokyo spring from their desks for a few minutes of rigorous bending, stretching and thrusting in repetition as a booming voice on the radio counts: