jbp repotting

Hi all, I have a shohin size JBP and I decandled it last year. It is doing pretty well. I am considering to repot the tree this year. 1- If I repot the tree in Spring, can I decandle it; 2- If not, is it safe to prune the hardened shoots in August? 3- If I decandle it, can I repot it in...