1 The lesson
The check questions are written from the reading article, so they always test what it actually said.
2 Topic
Anything you paste here is the only place numbers may come from.
3 Edit
Click any Japanese line to jump the preview to it. After editing Japanese, press Apply so the furigana is redone.
4 Make
Mobile — Reels & Shorts
YouTube — one long lesson
Narration and recording are separate on purpose. Create narration is the paid step; Record video just films what you already have, in real time, so the tab must stay visible.