User blog comment:Xilinoc/Ch. 670 - The Perfect Crimson/@comment-25897574-20160415040047

Here's how I see the Toshiro Bankai conundrum: in the beginning of the series, his Bankai deactivated when the petals melted. But after all that training, he managed to make the petals do the exact opposite. Or I could be talking like a crazy person, who knows.