In the 1980s, the Tokyo Book Fair exhibited a Japanese e-reader that looked much like a PDA. The device was beautifully designed, had a black-and-white LCD screen, and worked in both portrait and landscape modes.
80 年代中期東京書展就曾展示日本人開發的「讀書機」，它的造型很像今天的 PDA，設計精巧，黑白液晶螢幕，可以直排或橫排。