User blog comment:FairyRaven/Fairy Tail Chapter 369: The Place Prayers Reach, Review and Commentary/@comment-2214433-20140131115402/@comment-7418318-20140131123024

He could have been unsure of whether he can really do it, so he kept quiet for the time being.

Imagine what Kyouka would have done to him if the proclaimed that he could move the key and then failed to do so...