Haven't tested, but they shouldn't appear in solo mode. They do appear if you are the only player in a normal/locked party.
sources:
http://www.ign.com/faqs/2011/phantasy-s ... ide-575836
(section 6)
pso-world
I got a cell of 213 from a hallo rappy. I went to use it on the mag i was raising on my greenill, and it evolved into a Pretra. I then put it into the common bank to give to my yelloboze HUcast. When i re-accessed my bank, it was a Churel. I went back to my greenill, and the mag was still a...
Just introducing myself. Used to play BB a lot a few years ago. Then my computer got stolen and turns out my old data is lost. I've finally gotten a decent computer again so I've decided to start up again. Hopefully I'll enjoy playing with you guys in the future.