Manhole Notebook

Japan's streets hide tiny masterpieces beneath your feet — and now you can collect them all.

Manhole Cards (マンホールカード) are free collectible cards distributed by municipalities across Japan, each featuring a stunning, one-of-a-kind manhole cover design. From cherry blossoms in Kyoto to samurai crests in Sendai, every card tells the story of its city.

Collect Japan's Manhole Cards is the ultimate companion for hunters and travelers alike:

- Browse 1,200+ cards spanning all 47 prefectures — filter by region, design, or release date
- Find distribution points on a live map so you never miss a card while exploring
- Track your collection and watch your map of Japan come to life as you collect
- Connect with fellow collectors — add friends and compare collections to see who has what
- Get latest news about cards released by municipalities
- Works offline — your collection and maps are always with you, even in the countryside

Whether you're a seasoned collector or discovering manhole cards for the first time, this app turns every walk in Japan into a treasure hunt.

The cards are free. The adventure is priceless.

Special thanks to @public_cardigan for providing the latest card news and distribution updates.

Terms of Use: https://gabrielbarandiaran.github.io/barandiaran-gp/manhole-notebook/terms-en.html
Privacy Policy: https://gabrielbarandiaran.github.io/barandiaran-gp/manhole-notebook/privacy-en.html