It is said that on the middle day people give thanks to their ancestors and on the other six days people practice one each of the six types of virtue a day, called Rokuharamitsu, which are necessary for reaching enlightenment.
俗に、中日に先祖に感謝し、残る6日は、悟りの境地に達するのに必要な６つの徳目、六波羅蜜を1日に1つずつ修めるためとされている。