That was unexpected!Nintendo eShop (3DS)
Nintendo Letter Box - Update
A new version of Nintendo Letter Box is available! Here are some of the new features:
- Take photos and record sounds you want to attach to your letters from within the software. You can still add them from the SD Card.
- Attach photos and sounds when you reply to letters.
- Choose a different ink colour for each page.
- Filter letters by sender in the letter list.
To download the update, please visit Nintendo eShop. All data will be carried over to the updated version.
Only confirmed EU at the moment
http://gonintendo.com/?mode=viewstory&id=199425