Osaka expo 1970.

In 1970, make all Japan incomparably exciting - Japan's first world's fair "Japan world exposition" held in Osaka.As a car museum highlights in sumitomo electric "available for visitors to the actual traffic games, participate in and experience the fun, belong to the display type of rare throughout the hall.The rules of the game: driving the colors of mini car in circular plaza building go board can form the driveway, in 2 minutes limit time, across the opening into the base and then drive back to the starting point to base count as one, back and forth between 3 consecutive times even if successful, and can get souvenirs.Of 250000 participants, only 3% of people can recruit success., led by the then crown prince of Japan, the Japanese imperial family visited the game project up to 5 times.In addition, the company produced cable and super-hard steel wire (for mobile trails) has been used in the Osaka world expo.It is said that after the expo, mobile trails was spread to Japan.
Up to now, the time has come for more than half a century."To make blossom glorious future social life design" as the theme, the expo will once again in 2025 held in Osaka, Japan kansai.Predictably, the world's fair will was born in 2025 in new technology and products, as a good "opportunity" to make people's life more convenient.