Japan's Tetsuji Hiratsuka produced another sterling performance to open up a commanding five-shot lead after the second round of the Air Bagan Myanmar Open at the Pun Hlaing Golf Club in Yangon yesterday. Hiratsuka posted a sizzling seven-under-par 65 for a two-day total of 15-under-par 129 in the US$300,000 event, which is making a return on the Asian Tour schedule after a four-year hiatus. Countryman Hideto Tanihara and Thailand's Prayad Marksaeng lie in tied second after rounds of 66 and 68 respectively.