* The Red Silk Kimono (2002)
* The Sword and the Flute (2005)
* Samurai Tango (2007)
* Ninja Revenge (2009)
* The Floating Castle (2011)
* The Iron Monk (2013)
* The Shadow Warriors (2015)
* The Demon Slayer (2017)
* The Dragon's Lair (2019)
* Den skjulte byen (2021)
Noveller:
* "The Tale of the Forty-Seven Ronin" (2003)
* "The Demon of Mount Osore" (2004)
* "The Ghost of Yotsuya Kaidan" (2006)
* "The Snow Woman of Mount Fuji" (2008)
* "The Kappa of Kyoto" (2010)
* "The Kitsune of Inari Shrine" (2012)
* "The Tanuki of Shikoku Island" (2014)
* "The Oni of Hokkaido" (2016)
* "The Tengu of Mount Koya" (2018)
* "The Jorogumo of Kyushu Island" (2020)
Faktalitteratur:
* Japans historie (2001)
* The Culture of Japan (2003)
* The Martial Arts of Japan (2005)
* The Religions of Japan (2007)
* The Folklore of Japan (2009)
* The Food of Japan (2011)
* The Art of Japan (2013)
* The Music of Japan (2015)
* The Literature of Japan (2017)
* The Cinema of Japan (2019)