Copyright notice

Last updated: 23 March 2021

Content, such as text, images, audio files, and videos, on this site belongs to the author and creator of this site, Masatake Wasa, and with the exceptions permitted by law, fair use, and Creative Commons as outlined below, it is forbidden to copy, reproduce, or create derivative works from them, without explicit prior consent.

As indicated above, some images are available for use under Creative Commons Attribution 4.0 International (CC BY 4.0),, and such instances are stated explicitly and specifically on each page where the applicable images are shown, and in many instances each applicable image is marked up as such. The foregoing only extends to the rights of the creator, and the creator does not assume any responsibility for any potential third-party rights involved in the images.