Airport parking congestion info., show you each Japanese airport parking lot congestion informations. Also congestion forecast (experimental) is avilable.
Each airport's parking lot congestion status on Twitter
Each airport's parking lot congestion status on Twitter

Uber/DiDi Promo?

If you haven't registered Uber or DiDi, you can get bonus for them by cliking buttons below. Uber gives you save 2,000 JPY at first ride, Didi also gives 1,000 JPY.