Fudekozuka is a mound or a memorial tower built by the students of terakoya (private elementary school) or kajuku (private school) which were educational institution for common people in the Edo period, to the memory of their late teacher who taught them reading, writing, arithmetic and other practical arts.
筆子塚（ふでこづか）とは、江戸時代に庶民の教育機関であった寺子屋や家塾で、読書算や実務教育を教わった教え子が、師匠が死んだ際にその遺徳を偲んで、建てた墓である塚、または供養塔。