The reason for the above is because according to the thoughts of Jodo Shinshu Sect, the purpose of visiting many temples is not collecting many goshuin but coming in to contact with many doctrines (teachings).
寺院を詣でる事は、朱印を数多く集める為では無く、数多くの法（教え）に出会うことが大事であるとの考えからである。