Unused Arita-yaki (Arita porcelain) Kyokusui (Curving Water Stream) Chakoboshi (Tea waste bowl) / Yukoboshi (Hot water waste bowl) Size: Diameter: Approximately 10.0cm Height: Approximately 7.5cm About the Chakoboshi: A chakoboshi is used to discard the remaining hot water from a teapot or to hold tea leaves when replacing them with fresh ones. It is unused and appears to be in good condition, but please understand that it has been stored at home. Thank you for your understanding.