After the 12th century, which saw its heyday, the practice of copying and burying Buddhist scriptures temporarily lost momentum until Kaikoku-hijiri (literally, "country-traveling saint") appeared in the middle ages, who traveled across the country and encouraged people to perform the practice.
12世紀を盛期に一時衰退するが、中世には廻国聖が諸国で納経活動を行った。