I found them.

[underwolf]

あらしのよるに Arashi no Yoru Ni (On a Stormy Night)

There might be person who already saw it, but I found them.

First, I found the trrent file.

http://www.animesuki.com/series.php/873.html

And I found  these video in Youtube. But they were distributed to 11.

Arashi No Yoruni (01/11)

Arashi No Yoruni (02/11)

Arashi No Yoruni (03/11)

Arashi No Yoruni (04/11)

Arashi No Yoruni (05/11)

Arashi No Yoruni (06/11)

Arashi No Yoruni (07/11)

Arashi No Yoruni (08/11)

Arashi No Yoruni (09/11)

Arashi No Yoruni (10/11)

Arashi No Yoruni (11/11)

I downloading the video with trrent file now. I'll watch it if it's finished.