Tokyo, Oct. 27 (Jiji Press)--Japan's benchmark Nikkei 225 stock average reached 50,000 for the first time ever on Monday morning, amid hopes for new Japanese Prime Minister Sanae Takaichi's policies. The Nikkei index ended the morning session at 50,337.36, up 1,037.71 points, or 2.10 pct, from Friday, after gaining over 1,100 points at one point. The broader TOPIX index climbed 52.03 points...