The lunar month of this number includes the “Old” form of a festival where fires are lit at house entrances in mukae-bon (“MOO-kah-ay-bone”). In Japan, it is customary to eat rice porridge with this many herbs on this number’s day in January. Ebisu and Daikoku are part of a group of this number of lucky (15[1])gods venerated in Japan. (15[2]-5[1])The lunar month of this number is the traditional time for Getai performances and the Obon festival. The lunar month of this number contains the birthday of (*) Di Guan Da Di, one of the “Three Officials” linked with a celebration on its fifteenth day. The Zhongyuan (“ZHOE’ng-wahn”) or Yulanpen festival occurs in the lunar month of this (10[1])number, the month of ghosts. Many cultures consider the Pleiades a group of this many sisters. For 10 points, name this luckiest number in American culture. ■END■ (10[1])