Fix variable name
Fix variable name

okuta/chainer,niboshi/chainer,niboshi/chainer,wkentaro/chainer,pfnet/chainer,wkentaro/chainer,keisuke-umezawa/chainer,wkentaro/chainer,ktnyt/chainer,chainer/chainer,chainer/chainer,ktnyt/chainer,jnishi/chainer,tkerola/chainer,okuta/chainer,hvy/chainer,wkentaro/chainer,keisuke-umezawa/chainer,ktnyt/chainer,niboshi/chainer,jnishi/chainer,okuta/chainer,keisuke-umezawa/chainer,hvy/chainer,hvy/chainer,okuta/chainer,niboshi/chainer,chainer/chainer,hvy/chainer,jnishi/chainer,ktnyt/chainer,chainer/chainer,jnishi/chainer,keisuke-umezawa/chainer