Regarding Copyright
The copyright for all forms of content provided on this site, including articles, photographs, tables, essays, illustrations, graphs, videos, and audio, belongs to JSR Corporation or the incorporated educational institution Keio University, or third parties such as researchers or photographers who hold their legal rights.

With the exception of cases written up in the Copyright Act of Japan for which unauthorized use is permissible, such as reproduction that is within the scope of private use under Article 30 of the Copyright Act, unauthorized reproduction, public transmission, and adaptation of a portion or the entirety of the content constitute illegal acts.