This is green tea incence burner which is called "Chakoro" in Japanese.
It is put on the table each room of Nijo-tei.
Please take your time in the room while you enjoying the flavor of green tea.
七十七では各部屋に茶香炉を置いております。
ぜひ雁ヶ音抹茶の香りを楽しみながらお部屋でおくつろぎくださいませ。