Using Shosetsuka ni Naro with BunCho: bring your manuscript, write, and post back

Shosetsuka ni Naro (小説家になろう) is a Japanese posting site. Keep posting there: bring your own manuscript into BunCho to draft, revise, check pacing, or turn scenes into comics, then export it in a paste-ready format. Official site

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Steps

  1. Get your own manuscript out of Shosetsuka ni Naro (official export, or copy the text from the editor). Official help (Japanese)
  2. In BunCho, open Import in the work list and choose the TXT, Markdown, DOCX or EPUB file (up to 2 MB / 200 sections). Check the chapter preview and save a private draft. Importing uses no AI credits.
  3. Write and revise with Tab completion, ⌘K rewrites and Agent edits; every AI change is shown as a diff before you accept it.
  4. Use "Export for posting" and paste each episode back into Shosetsuka ni Naro. Ruby notation on Shosetsuka ni Naro: ｜親文字《るび》（親文字が漢字だけなら｜は省略可。《》の代わりに（）も使えます）. Notation help (Japanese)
  5. If you used AI, follow Shosetsuka ni Naro's AI disclosure rules. Official AI policy (Japanese)

Other guides

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Checked 2026-10-12 against the official Japanese help pages. Rules change; always check the official pages before posting. This is an independent BunCho guide, not an endorsement or partnership. Product names belong to their respective owners.