This is a Mashiko ware choshi (a long-handled sake cup used for pouring sake).
This is a work by Mashiko town ceramic artist Mayuko Itabashi (Itabashi Kiln).
The traditional Mashiko nukajiro glazeis used for the ware, giving it a beautiful milky white color, and is topped with a deep green glaze with beautiful crazing, making it a piece of pottery with a deep flavor.
