In the early modern era, the Edo Shogunate prohibited them from naming themselves "Jodo Shinshu" under pressure from Jodo Shu, which made them call themselves "Ikko Shu" officially (on the other hand, the lineage of Shunsho Ikko which originally called themselves "Ikko Shu" was forced to be integrated into Ji Shu which was originally unrelated).
近世には浄土宗からの圧力により、江戸幕府から「浄土真宗」と名乗ることを禁じられ、「一向宗」と公称した（逆に本来「一向宗」を公称していた一向俊聖の法統は、本来は無関係である時宗へと強制的に統合される事になる）。