I would like to replace the files for https://yande.re/post/show/987533 and the other 4 official images that got uploaded after them, because whoever uploaded them got the webp and converted it to png instead of grabbing the actual png from the website.

Here are the links to the png files.
https://kanokari-official.com/_assets/images/top/fv/v_mami_pc.png
https://kanokari-official.com/_assets/images/top/fv/v_chizuru_pc.png
https://kanokari-official.com/_assets/images/top/fv/v_main_pc.png
https://kanokari-official.com/_assets/images/top/fv/v_ruka_pc.png
https://kanokari-official.com/_assets/images/top/fv/v_sumi_pc.png
https://kanokari-official.com/_assets/images/top/fv/v_teaser_pc.png

Thank you, I have replaced all of them.