I think this is the predecessor of HAVE's Tuyuko, called Eroko.

She had a detachable face(!), which could be used with other figures to solve the clothing problem.

The inimitable RIKISHI:

A seldom seen side of MIKI 2:

SATOKO is not just a complete figure, but also a standalone head that can seamlessly combined with other figures via custom made neck parts.

Here I used a V2P4 base to make use of an old Posette uniform:

Finally an old custom character based on Mr Maya's MAYA-Doll: