Kawa Nemui

Name
The Sleeping River runs down into Mizu-umi Ryo and is named for the sleeping city, Nagashi Naga Toshi at the bottom the lake.

Superstition
Local peasants believe that if you place sand from the river in a sake bottle anyone who drinks it will fall into a magical slumber.

Major References

 * Legend of the Five Rings; Third Edition Page 303.