Correct doc: ChainerX does not support retain_grad=False
Correct doc: ChainerX does not support retain_grad=False

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