This newly recognized Hynobius species, long confused with H.leechi, is described in Zoological Science, a journal published by the Zoological Society of Japan:
http://www.jstage.jst.go.jp/article/zsj/20/9/1163/_pdf/-char/ja/
http://www.jstage.jst.go.jp/article/zsj/20/9/1163/_pdf/-char/ja/