What is Washi Tape? Washi is a decorative adhesive tape made with thin Japanese paper. My favorite thing about washi tape is all of the colors and patterns it is available in! What is washi tape used for? Since this is a tape, and is self-adhesive, there are so many things you can do with washi tape.It can be used in crafting, journaling, and with stationary.Apply it to paper for a colorful stripe, or wrap it around a piece of wood to make a handmade piece of home decor.While at work I applied Washi Tape to my iPad keyboard, lotion containers, claw clips, and stapler. Where to Purchase Washi Tape? Washi Tape is a common crafting supply found at almost any craft store, like Micheals.Amazon also has a HUGE selection of colors, patterns, and widths.The price depends on where you buy it from and how many you buy, but it can be found anywhere between $.50 to $4 a roll.