网页2017年6月19日 · It means "how many people." 人 is a counter just like 本, 冊, 枚 and we ask quantities with 何本, 何冊, 何枚. おいくつ means "how old are you," and it does not mean "how many." いくつ without お means "how many" but it can never be used to count the number of people. October 4, 2019. Learn how to use the Japanese sentence ...