These are originally posted on my Patreon for pledgers in advance: https://www.patreon.com/posts/kabedon-rin-chan-70047684
https://www.patreon.com/posts/kabedon-rin-70244809
Now you may acquire uncompressed version on my Nextcloud: https://amatsu.kitsunes.world/s/SeLt3PkN25eWfcD