|Pseudonym reading||The number of hours to go to the university|
|Specified type||Prefecture designation|
|Designated date||April 26, 1977|
|location||Hiraizumicho Hiraizumi Osawa|
|home page||Hiraizumi's cultural heritage|
There is a deletion of about 2 sheets of burlap paper, a roll book, a line of 17 letters, and a winding head.
At the end of the volume, there is a secret book of "Saharu Three Years New Year's Day".
The 3rd year of Shoji (1 364) corresponds to Shohei Minami Aso 19 years.
Unlike the commonly known Chusonji-kei of the Heian period, the copy of the letters changes with the times.
It is valuable as a historical material for the history of the photocopying, and it can be said to be a medieval photocopying sample.