Talk:Hello! Project/@comment-68.2.211.253-20150312141359/@comment-131168-20150312184854

Takahashi Ai was only around about 10 years.

As long as you count the time before they made their major debuts, I'm pretty sure all the remaining members of H!P Kids (so C-ute + Momochi basically) are in the lead and still going with 12.5+ years.