My vote goes to Kudaranai. Mostly for the same reasons as previously stated by others. It's kind of hard for me to put in my own words but it's simple and gets the message across quite easily.
I think that both sigs look great though. ^^
Aika (Feonir): Kukiko - 85 Saint | Enzeru - 59 Sentinel | Utae - 61 Pistoleer | Tsukebumi - 75 Saint
Proud member of the guild SkyLore.