Iki no Hakatoko no Sho
Iki no Hakatoko no Sho (伊吉博徳書; "The Document of Iki no Hakatoko") is a historical Japanese record written by Iki no Hakatoko. Composed late in the 7th century, the record is primarily known for being used as a reference in the composition of Nihon Shoki as well as for being the oldest Japanese travel record.