However, as the influence of Buddhism became stronger, bon was combined with urabon, which is a Buddhist event, and became an event to hold a memorial service for one's ancestors while shogatsu was positioned to be a 'kami matsuri' (god festival) to pray for rich harvest of the year welcoming toshitoku-shin god (a god who controls the happiness of the year).
しかし、仏教の影響が強くなるにつれ、盆は仏教行事の盂蘭盆と習合して先祖供養の行事とし、対する正月は歳徳神を迎えてその年の豊作を祈る「神祭り」として位置付けられるようになった。