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.^[1] It is no longer extant.

Contents

While the record no longer exists, a fragment of its contents may be found in quotations. Passages are quoted four times in Nihon Shoki:^[1][2]

• the 2nd month of 654
• the 7th month of 659: composed on the way to as well as at Chang'an^[1]
• the 7th month of 660: composed around Luoyang^[1]
• the 5th month of 661: primarily relates the return journey^[1]

The various quotations relate details about the Imperial Japanese embassies to China and foreign policy around the middle of the 7th century.