Ka Kyu was rebutted by Jo Gen, and since then, no Taishi (a master and assistant of emperor in the ancient China) of Kinbun learning appeared, and Kinbun learning declined, pushed aside by Kobun learning.
何休は鄭玄によって論駁され、以後、今文学に大師が出ることもなく、今文学は古文学に押されて衰退していった。