10X10 is a stationery store located in Daehak-ro. 10x10 was first launched as an online store but now it has an offline store in Daehak-ro. There are lots of items in this store such as figures, paper dolls, post cards, bags, cups and other stationary items.
The various designs of these items are funny and unique. Along with Hot Tracks stationery store in Kyobo Book Store, Ten by Ten is especially known as a place to buy New-year diary or calender. The price is reasonable as well.