GRC_SLOT_BOSS_1 = 0
GRC_SLOT_BOSS_2 = 1
GRC_SLOT_BOSS_3 = 2
GRC_SLOT_BOSS_4 = 3
GRC_SLOT_BOMB_KUJI_1 = 6
GRC_SLOT_BOMB_KUJI_2 = 7
GRC_SLOT_COUNT = 8