Wallace-Hadrill wrote that this was a single roomed shop, perhaps with stairs up. No decorations. May have belonged to house at No.24, but not linked.
See Wallace-Hadrill, A., 1994. Houses and Society in Pompeii and Herculaneum. New Jersey: Princeton U.P. (p.204)
V.23 on left, Herculaneum, October 2014. Entrance doorway. Photo courtesy of Michael Binns.
On the right is the entrance doorway to V.22, steps to upper floor.
V.23 Herculaneum. May
2004.
Looking west across V.23
in front, and two rear rooms of V.24, behind. Photo courtesy of Nicolas
Monteix.
V.23 Herculaneum, October 2015. Looking west to entrance doorway. Photo courtesy of Michael Binns.