Because going to the airport is infinitely better if you have a carry-on you're proud of. Also, learn how to repurpose your old luggage!
Suitcases:
Map Suitcase, $144.97
It's extremely sturdy, which is great for bumpy flights. Get it here.
Source: shop.heys.ca
Pantone Suitcases, ¥16,800
Available here (in Japanese).
Source: zozo.jp
Owl Suitcase, $45.95
Available here.
Source: etsy.com