text: Nikkei Ends Flat, Oil Concerns Weigh  TOKYO (Reuters) - Tokyo stocks ended flat on Friday as  worries about record-high oil prices took the edge off  investors' appetite for recently battered technology issues  such as Sharp Corp.
inputs: Nikkei Ends Flat, Oil Concerns Weigh  TOKYO (Reuters) - Tokyo stocks ended flat on Friday as  worries about record-high oil prices took the edge off  investors' appetite for recently battered technology issues  such as Sharp Corp.