sizu.me

What It Is

しずかなインターネット is a Japanese writing and publishing service operated by CodeBrew LLC. Its positioning is very clear: it offers a “quiet corner of the internet” for diaries, essays, and personal notes. It deliberately downplays traffic, likes, and public-square social dynamics, making it feel more like a personal room than a lively platform such as Twitter or note.

Core Features

The editor covers the common needs of personal writing: users can set visibility, currently including “only me” and “public”; supporters can also use “only people who know the URL.” It supports embedding YouTube, X, Bluesky, and link cards, while images can be inserted via a button or drag and drop. Posts can be tagged, and the service supports version management for article content; supporters can restore up to 100 previous versions. For subscriptions, it offers RSS, a timeline, and a low-frequency email digest sent at most once per week. Instead of likes, interaction is handled through “letters of feedback,” with a mechanism that automatically hides inappropriate content.

Pricing and Payments

The site indicates that the service offers a paid plan / supporter benefits, billed monthly with automatic renewal. If a user cancels mid-month, deletes their account, or has their account suspended, paid fees are not refunded. The specific price was not disclosed in the captured content. Payments are processed by Stripe, and the operator states that it does not store credit card or other payment information.

Pros and Cons from an Enterprise Software Perspective

The main strengths are its restrained, easy-to-understand product design, which suits people who want to write consistently on a personal basis. RSS, email digests, and the no-like design help reduce social noise. The editor also includes practical features such as version recovery, embeds, and tags. The limitations are equally clear: there are no team spaces, role-based permissions, approval workflows, audit logs, enterprise-grade security certifications, or private deployment options. The API is still in BETA and is only available as reference access for supporters. As such, it should not be treated as an enterprise knowledge base or content operations SaaS.

Who It’s For and Access from China

It is best suited to individual creators, diary writers, and people who want to publish essays in a low-pressure environment. It is not suitable for teams that need multi-user collaboration, customer management, marketing automation, or enterprise compliance. The captured content does not provide information on access from mainland China, so actual availability needs to be tested. Since payments rely on Stripe, domestic Chinese users may encounter uncertainty around bank cards or network conditions. Alternatives include note, Medium, Substack, WordPress.com, and Ghost; for Chinese-language use cases, options include WeChat Official Accounts, Yuque, or Notion.