Tsukumo Nasu refers to a 'karamono chaire' (tea caddy from China) that was a treasured possession of Yoshimitsu ASHIKAGA, the third Shogun of the Muromachi bakufu (Japanese feudal government headed by a shogun).
九十九髪茄子（つくもなす）は、室町幕府の三代将軍の足利義満の秘蔵の唐物茶入。