ocr: Right In 'i-ro-hal - order Commentary The old i-ro-ha order was used in the later Meiji years and changed to the current a-1-u-e-0' order in the later Taisho era. Since adopted by the Japanese school system, the a-1-u-e-0 order became popular aCTUSS the country.ine name Telephone Directory was adopted in 1971. Before that, it was called the Telephone Number Listing.