1. All 3D galleries go to "Misc" category regardless of other factors.
2. Tag "huge breasts" demands for breasts to be AT LEAST TWO TIMES SIZE OF THE CHARACTER'S HEAD. Which is patently NOT the case here.
https://ehwiki.org/wiki/huge_breasts
Stop using that tag willy-nilly, will ya? Use "big breasts" first - which, by the by, demands for breasts be only ~equal in size to character's head, so you'd know...