Shinsengumi later adopted the Western style military training in accordance with the policy of Bakufu (Japanese feudal government headed by a shogun) and Takeda's military science gradually became outdated.
その後、新選組が幕府に準えて洋式調練を取り入れたことにより、武田の軍学は徐々に時代遅れのものとなっていった。