Radio taiso calisthenics Japan 1930, Wiki Media Commons.
Inspired by similar broadcasts on American radio, early morning calisthenic exercises set to music were broadcast on public NHK Radio in Japan. These morning exercises are still popular today
Radio Gymnastics Japan
Sep 19, 2011
Looks like my yoga class at work! Holly
A writer in Japan named John Gribble informs me:
You might be interested in knowing that “radio gymnastics” still exists. Every once in a while I’ll see early in the morning constructions workers out on the job or office staff behind still-locked doors exercising to the radio.