Board Thread:Theories and Speculation/@comment-26388300-20150523085628/@comment-25093611-20150601082112

Bambusek wrote: I think they should, but Tsunade never showed she can use it, but maybe she thinks her ultimate healing and crushing strength is enough and never bothered to learn Senjutsu. mmhhh, i wouldnt say that she didnt think it was necassary bt maybe she wasnt able to master it :o

her seal is storing chakra which is released once the seal i opened, if she uses sage mode she needs to balance between natural, physical and spiritual energy, so, if suddenly she got more chakra thanks to the seal the balance would be brooken and she wouldnt have a perfect sage mode ^_^