DVD to revive correct radio calisthenics in 3 minutes. - Title: This is Correct Radio Calisthenics - Format: DVD - Contents: Radio calisthenics exercises - Production Year: 2013 - Language: Japanese "Radio calisthenics," known as the "ultimate exercise." Radio calisthenics, when performed correctly with awareness of the key points, is highly effective for improving health and preventing aging. This DVD improves common mistakes made due to vague memorization and explains in detail how to move each part of the body. Thank you for watching.