Board Thread:Theories and Speculation/@comment-30355627-20161218164138/@comment-4136079-20161221003305

Kakashisologod wrote: Ameno can be cast up to 3 times,then his rinnegan gets closed.So ameno has reacharge.

He can make use of it at least four times:

Chapter 674

Lastly, he didn't say "my left eye's jutsu needs to recharge," he said "my left eye."