若しかして
1
perhaps;possibly;maybe;by any chance;if I'm not mistaken
See also:
若しかすると (もしかすると)
ああ、もしかして名前を呼ばれるのが恥ずかしいって?
Ah, could it be you're embarrassed to be called by your first name?
2
if;in case;in the event that