Kindle Unlimited 2 months free GW campaign is underway. "Made in Abyss", "Mamiya of Darkness", and Weekly Famitsu can be read as much as you want.
Kindle Unlimited, an all-you-can-read service for more than 4 million manga and magazines, and novels, is running a Golden Week campaign that will give you a free trial for two months....
The linked article is in Japanese.
Download doujinshi, games, and ASMR on "DLsite Doujin"
"DLsite Doujin" is a download shop for doujinshi, doujin games, doujin voice works, and ASMR content. You can immediately download and enjoy products you like! New items appear every day so you're sure to find something for you. Welcome to Japan's largest 2D content online retail site - DLsite!PR