From the bunch of posts by Okiayu-san once again.
In this post, Okiayu-san called Inoue-san
Maybe because he's the oldest in the group?
No, no, he's not the oldest
but if you'll just notice the age difference of the other
casts, I think he's the oldest.
TSUMARI -- he's the oldest after all.
Just don't mind me, I just twisted the whole
explanation, don't you think?!