This is a self-made two-character red-ink seal (tenkoku) of "Jitaku" (自啄). It is in the tensho (seal script) style. "Jitaku" means to polish and improve oneself. It was created by carving a stone seal material. The size is approximately 10 x 20mm (vertical) for the seal impression, and the height is about 40mm. (Tenkoku) (Rakkan - signature seal) (Yuuin - playful seal) (Kanbouin - seal for the end of a work) (Shuji - calligraphy) (Ettegami - illustrated letter) (Sho - calligraphy) (Ga - painting) (Moji - characters) (Gou - pen name) (Namae - name) (Seimei - full name) (Hagaki - postcard) (Tegami - letter) (Tougei - pottery)