The best thing you can do is have a washi tape holder that will keep everything neat, organized and definitely easy to sort through. What's really awesome is you can actually build them entirely on your own. Check out any of these options and you'll definitely be happy with your results.
Anthropologie Inspired DIY Washi Tape Dispenser - Sparkles of Sunshine
Creative Gift Wrapping: Washi Tape
10 Creative DIY Washi Tape Storage & Dispenser Ideas
10 Creative DIY Washi Tape Storage & Dispenser Ideas
Moden Ud blur washi tape wiki Stuepige Imagination mel
20 DIY Washi Tape Storage Ideas You Need to Control Your Stash
Washi Tape Dispensers Storage & Organization for Washi Tape
The Easy Way To Make A DIY Handy Washi Tape Holder - Pillar Box Blue
How-To: Wooden Multi-Roll Tape Dispenser - Make
DIY Washi Tape Dispenser - Teach Me Mommy
Moden Ud blur washi tape wiki Stuepige Imagination mel