Coaching and Instruction

Ryukyu Books and Periodicals, Inc Ryukyu Books and Periodicals, Inc- Offering books on various styles. Understand? Good. Play! Understand? Good. Play!- A book about martial arts. The Martial Artist's Way The Martial Artist's Way- Learn skills of martial arts and how to apply its philosophies to all aspects of life. Ballback Ballback- A basketball return device that hooks onto your rim and kicks the ball back to the shooter.