Pedestrians walking across with crowded traffic at Shibuya crossing square.Jaczhou | E+ | Getty ImagesJapan's Nikkei 225 hit a record high on Thursday as robust corporate profitability and steps aimed at boosting investor returns fuel a blistering rally in Japanese equities this year.The Nikkei 225 hit 38,924.88, surpassing the previous record high of 38,915.87 reached in 1989.Both the Nikkei and the broader Topix have been standout outperformers in the Asia Pacific, up more than 10% so far this...