Move your work from ゆっくりMovieMaker4 to BunCho

Keep your original work and bring the parts you need into BunCho.

What each tool offers

Item	ゆっくりMovieMaker4	BunCho
Workflow	Windows commentary video editor with speech-engine integrations. Official source	Write with chapters and character sheets, then use your story and assets in the comic or video editors.
Transfer	Prepare files you own or may use.	Source audio, effects, positions and overlaps are not recreated. Gaps are capped at 5 seconds; voices are regenerated.
Pricing basis	Some voices and commercial uses require separate licenses. Check source	JPY monthly plans before tax: ¥1,500 / ¥3,000 / ¥5,000 / ¥30,000. Monthly credits: 2,250 / 5,000 / 10,000 / 70,000. Current plans

Checked 2026-10-11. Currencies, billing periods, included usage and license terms differ. Amounts are not converted or presented as equivalent value.

Prepare your own YMM4 .ymmp project (up to 2 MB) and images you have rights to use.
Open your BunCho work → Video → Commentary, then choose Import YMM4 in Script.
Map speakers, re-upload matching image filenames, review limitations, apply the script and save.

Transfer time depends on file size and preparation. Native project compatibility varies by format.

Will this delete my original work?

No. BunCho creates a separate draft; it does not modify your source account.

Is the full project recreated?

Source audio, effects, positions and overlaps are not recreated. Gaps are capped at 5 seconds; voices are regenerated.

Can I export again?

Novels can be exported as DOCX, EPUB, TXT, or Markdown.

This is an independent BunCho guide, not an endorsement or partnership with the named service. Product names belong to their respective owners.