2022 · According to what Yoruichi revealed to Ichigo during his Bankai training, a Shinigami usually takes about ten years to train and fully master Bankai. She explained how the essence of Shikai was to. Support me on Patreon - https://www.patreon.com/MrTommo2304Beware manga spoilers in this video!Apologies for being a bit late on this one, but it's time once.