Scanning a QR code is easy!
Talk to a receptionist at Piggleston Bank and select "Read QR Code". Align the QR code so that it fits within the dotted line and your Nintendo 3DS system will automatically scan it in.
Here’s a QR code to help you get Darknyan!
Step 1: Scan this QR Code at Piggleston Bank to receive the Dark Bell.
Step 2: After defeating the final Boss, use Miradox to go to the past. Go to Sunset Mfg. Co. - Furnace 1 and Darknyan will be there. Talk to him to have a chance to befriend Darknyan once per day.
QR Code is a registered trademark of DENSO WAVE INCORPORATED in JAPAN and other countries.