A1: It is 6758 (Tokyo Stock Exchange).
A2: ADR stands for American Depositary Receipt. It is a physical certificate evidencing ownership of American Depositary Shares ("ADSs"). ADS is a U.S. dollar denominated form of equity ownership in a non-U.S. company. It represents the foreign shares of the company held on deposit by a custodian bank in the company's home country and carries the corporate and economic rights of the foreign shares, subject to the terms specified on the ADR certificate.
A3: It is SNE.
A4: The minimum number of stocks is 100.
A5: The recent stock split occurred on May 19, 2000. It was a 2 for 1 stock split.
A7: Invest in Sony