Yup. After the first two, the rest are pretty much just fuck dolls with little to no personality.That is what his futre elf slave says to everything. It's really quite annoying. The future girls personalities can be summed up in their catch phrases. "Fish desu!" "I Think" "That will be useful in the lord's assembly"
It's a shame really seeing how good the author was with Roxanne and Sherry.