About SATO HIROSHI
About 産業技術総合研
About SATO HAYATO
About 神戸大 大学院
About 日本音響学会誌
About guide system
About guide apparatus
About aging(physiology)
About elderly person
About safety countermeasure
About acoustic characteristic
About hearing disorder
About visually impaired person
About communication
About voice guide
About the aged
About safety ensuring
About Hearing Loss
About Voice broadcasting
About 視覚障害者
About 配慮
About 音環境
About 加齢
About 聴覚
About 音声案内