For those who want to use points
If you already have a Second Gear membership card, you can link it to your online shop account by following these four steps.
1. Open your Second Gear membership card (LINE Mini App) and tap "Account" at the bottom of the screen.
2. Tap "Issue linking key".
3. Long-press the issued "linking key" to select all, then copy it.
4. While logged in to the online shop, paste it into the "linking key" field and tap "Link".
Once linked, you can use the same online shop account from next time onward.