Shibuichi fuchikashira signed "Yasuchika". This is a good quality set most probably made by later generation Tsuchiya School craftsman.
Decorated with bats.
Made of shibuichi with shakudo and copper inlay, with gold iroe.
Made in Edo period.
Fuchi: 38 mm x 20 mm x 8 mm
Kashira: 35 mm x 15 mm x 5 mm