|Traveler of the Void|
|Title||Traveler of the void|
|Romaji Title||Kokū no Tabibito|
|Illustrator|| Makiko Futaki|
| Preceded by|
Guardian of the Dream
| Followed by|
Guardian of the God
|Publisher|| Kaisei-sha (hardcover)|
Traveler of the Void (虚空の旅人, Kokū no Tabibito) is the fourth novel in the Moribito series written by Nahoko Uehashi. It is the first book to feature Chagum as the protagonist and considered part of the "Tabibito" strand of the series.
Chagum, now the crown prince of the New Yogo Empire, and Shuga are sent bearing greetings to a southern country, Sangal, for the new king's coronation ceremony. However, a black shadow is reaching towards Sangal and the would-be-king of Sangal is fatally wounded.