Many Issaikyo moved to Mt. Koya during the Azuchi-Momoyama period, and only 15 scrolls have been handed down to Chuson-ji Temple, while 4,296 scrolls have been handed down to Kongobu-ji Temple in Mt. Koya until today.
その多くは安土桃山時代に高野山に移り、現在では15巻のみが中尊寺に、4,296巻が高野山金剛峯寺にそれぞれ伝わっている。