No, don't cut it in half. Unless you want the locking mech to be SUPER noticable..Which would look really bad..There's not much you can do..You could, however, make the hand guard a slip cover that slips over the bottom of the blade, but you would need a way to keep it together still..
Cosplay DA Regular DA
Kumoricon 2014 (so far):
-Sora (Kingdom Hearts 2)
-Alice (Hearts no Kuni no Alice)
-Black&Blue Loli-style Dark Magical Girl O.C.
-Akaito (Vocaloid. Black & Red Ver.)
Dream cosplays for now:
-Tsuruya-san (Haruhi Suzumiya)
-Kagami Hiiragi (Lucky Star)