Board Thread:Naruto Discussions/@comment-4271790-20141104021906/@comment-25604897-20141104132230

Hisana456 wrote: Sakura's element circle has a black/white square at the bottom. Kakakshi has it too. What does it signify anyway, any clue?

Yin and Yang Release! If there is a symbol in the white part that character has Yin Release, if it's empty they don't. Same for Yang Release.