Koi no Uyogu Machi

The spring water that flows into Shimabara from Mt Unzen is so pure that koi can swim in it, and in this district south of the castle you can see the fish in the drainage canals on the sides of the streets, and up close in teahouses like Shimeisō.

Book popular activities

Lonely Planet may earn a commission from affiliate links on our site. All recommendations and reviews reflect our own independent opinions.

Must-see attractions

Explore all