[Resolved] Trouble in accessing some articles of 10 journals
(December 25, 2020)

Updated on December 25, 2020
We have resolved the trouble reported earlier (see below). Now you can access normally the bibliographic information and the full text HTML page of affected articles.
Thank you for your patience.

As of December 25, 2020, we currently have trouble in accessing the bibliographic information and the full text HTML page of some articles of ten journals. (You can access full text PDF from its TOC page.)
List of affected titles is here(PDF).
We are investigating ways to restore the service. We will post an update on this page as soon as possible.
We apologize for your inconvenience.

Until the restoration of the system, please access full text PDF via "Download PDF" link (red frame) in a list of journal issue (left figure) or search results (right figure).