A paper evaluating PEDro usage from Japan in 2010-2013 has just been published. On average, 29,638 searches/year were performed by Japanese physiotherapists. Japan ranked 10th among the 26 countries in the Asia Western Pacific region of the World Confederation for Physical Therapy. Within Japan, the highest population-normalised usage was in the Nagano, Kumamoto and Aomori prefectures.
Takasaki et al. Use of the Physiotherapy Evidence Database (PEDro) in Japan. Phys Ther Res;19(1):58-66