Hmm you basically... can't join 2 clans at once, and ... >.> <.< >.< You should know that before asking for RA membership. >.>
Anyways read our post, have like 2nd dan or more, be stylish etc etc. and no it's not bad to join other clans. After all I think that's what you'll have to do >.>. Sorry for being so direct. Peace.