ShareDiary（シェアダイアリー）

ShareDiary is an exchange diary service that allows you to share your diary with multiple parties.
It can be used in various situations such as family, friends, and lovers.

Official site
https://sharediary.konnyaku256.dev/

privacy policy
https://sharediary.konnyaku256.dev/privacy-policy

terms of service
https://sharediary.konnyaku256.dev/terms-and-conditions