It was pointed out that the organization and the training of those Choshu Domain's troops was influenced by "The Theory of Western Foot Soldiers" written by Shoin YOSHIDA who was the school manager of the Shokason Juku TAKASUGI studied at.
この諸隊の編制や訓練には高杉らが学んだ松下村塾の塾主・吉田松陰の『西洋歩兵論』などの影響があると指摘されている。