In my personal opinion, these are people I've seen use these weapons and am impressed by there skills ._.
I.rod ~ WenQing.DH1 (Uses c1 piece, rarely uses mosou spam)
P.sword ~ Actually, I take back my opinion. Its like he was trying to proove me wrong and just spam mosou and rage quit :/
T.rods ~ Someone (I don't know if still plays) used to be called Jay.
T.picks ~ Shizz/Haz
T.maces ~ Saya/Pretty
I.sword ~ Atemis (misspelling)
Nunchaku ~ XiEr.MC1
Chakram ~ Toori/Floosuki
I.blade ~ LeoNight.CD1 (Does he still play?)
Deck ~ Numerous people since JC upgrade.
Trident ~ Hellreign (wind) and Lion (fire)
I.halberd ~ Haven't seen many people who don't spam c3.
N.sword ~ A group I recently saw in CP, used them very well in Defeat Leader.
Boomerang ~ Hellreign
F.fan ~ Numerous people here too
T.blades ~ Tensai, not cage.