Actually, as the case where the chuin period is over three months coincides with the case where a person died in the latter half of the month, such cases could account for more than half of all cases.
現実的に考えても、中陰が三ヶ月に跨る場合は、月の後半になくなった場合に当てはまり、半分以上にもなってしまう。