SHO KOSUGI: WILL THE REAL NINJA PLEASE STAND UP? by Ben Morris
Published in the October 1981 issue of FIGHTING STARS magazine.

WEAPONS TRAINING: ENHANCING BALANCE, COORDINATION AND FLEXIBILITY
Published in the July 1983 issue of KICK ILLUSTRATED magazine.

THE NINJA: AMERICA'S SINISTER NEW HERO by Lucille Tajiri
Re-Published in the September 1984 issue of INSIDE KUNG-FU Presents THE MASTER NINJA: WARRIOR OF THE NIGHT magazine.

SHO KOSUGI IN REVENGE OF THE NINJA: A Look at the Star of this Groundbreaking Ninja Film by Lou Salome
Re-Published in the September 1984 issue of INSIDE KUNG-FU Presents THE MASTER NINJA: WARRIOR OF THE NIGHT magazine.

SHO KOSUGI: THE VISIBLE NINJA by Lou Salome
Published in the August 1984 issue of INSIDE KUNG-FU magazine.

SHO KOSUGI: THE NINJA AS MARTIAL ARTS MOVIE SUPERSTAR by Karras Gort
Published in the February 1985 issue of INSIDE KUNG-FU magazine.

SHO KOSUGI RETURNS TO THE SILVER SCREEN IN PRAY FOR DEATH
Published in the October 1985 issue of INSIDE KUNG-FU magazine.

SHO KOSUGI: BRINGING THE NINJA TO THE SCREEN by D. M. Kirkland
Published in the September 1986 issue of SPIRIT OF NINJA magazine.

SHO KOSUGI: SUPER NINJA (IN ACTION) by Dennis Bloshuk
Published in the October 1986 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI: 20TH CENTURY NINJA by James Loriega
Published in the October 1986 issue of STAR WARRIORS magazine.

SHO KOSUGI: HAPPY TO PAY THE PRICE by Dave Cater
Published in the October 1986 issue of INSIDE KUNG-FU magazine.

SHO KOSUGI: MASTER OF THE MOVIE NINJA by Mary Townley
Published in the April 1987 issue of NINJA magazine.

NAD GETS MAD Editorial by Michael DePasquale Jr.
Published in the April 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI: HIS PERSONAL THOUGHTS by Michael DePasquale Jr.
Published in the April 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI LEADS "NAD" IN ITS FIGHT AGAINST DRUGS
Published in the April 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI'S MAIL BAG
Published in the April 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI ON NAD (NINJAS AGAINST DRUGS)
Published in the April 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI NINJA NEWS
Published in the April 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI'S MAIL BAG
Published in the June 1987 issue of NINJA THE DEADLY WARRIOR magazine.

SHO KOSUGI NINJA NEWS
Published in the June 1987 issue of NINJA THE DEADLY WARRIOR magazine.

KOSUGI SPEAKS
Published in the August 1987 issue of NINJA magazine.

THE BLACK EAGLE STORY
Published in the September 1988 issue of INSIDE KUNG-FU Presents MARTIAL ARTS MOVIES '88 magazine.

CHAMPIONS OF THE MARTIAL ARTS CINEMA by Myron King
Published in the May/June 1989 issue of KARATE INTERNATIONAL magazine.

SHO KOSUGI SELF DEFENSE & NINJAEROBICS
Promotional webpage for the weekly television series that debuted on March 16,1996.

NINJA ACTOR TO OPEN MOVIEMAKING ACADEMY FOR ASIANS
Published in the April 14, 1997 edition of the Japan Weekly Monitor.

SHO & SHANE KOSUGI'S BIRTHDAY PARTY AT THE NEW OTANI INN IN TOKYO by Yuri Hoshino
Report of the June 25, 2000 event.

PRACTICE MAKES PERFECT NINJA - INTERVIEW WITH SHO KOSUGI
Posted by Zigzag Asia on their website (http://www.zigzagasia.com/outofasia/004/index.html) in 2001.

A TALE FOR OUR TIMES STARRING NINJA by Jim Merk
Posted by Tokyo Weekender Online (http://www.weekender.co.jp/) on their website on October 19, 2001.

KOSUGI WILL KICK UP 'RETURN' TO NINJA ROLE by Michael Fleming
Posted on Variety.com on March 28, 2005.

RETURN OF THE NINJA! by Jason William McNeil
Published in the November 2006 issue of BLACK BELT magazine and subsequently on their website.

WACHOWSKI BROTHERS GETTING UNDERWAY ON 'NINJA ASSASSIN'
Posted on hollywoodinsider.ew.com on Apr 28, 2008.

"NINJA ASSASSIN" STARTS PRODUCTION IN BERLIN
Press Release from Warner Bros. Pictures, May 29, 2008.

COMIC CON INTERVIEW: THE CAST ON NINJA ASSASSIN
Transcript from the Comic-Con 08 Panel by Chris "El Guero" Mora, July 25, 2008

COMIC-CON 08: FIRST LOOK AT JAMES McTEIGUE'S NINJA ASSASSIN!
Report from Comic-Con 08 by Alex Billington, July 26, 2008.

NINJA ASSASSIN
Notes supplied by Warner Bros

'NINJA ASSASSIN': FIVE THINGS YOU SHOULD KNOW
Posted by Eric Ditzian on MTV.com November 24, 2009

THE NINJA CROSSES BORDERS: A MAN NAMED RAIN AND THE RETURN OF SHO KOSUGI
Posted and written by Reeling / Tito Genova Valiente / titovaliente@yahoo.com for businessmirror.com November 25, 2009

DREADCENTRAL.COM EXCLUSIVE: JAMES MCTEIGUE TALKS NINJA ASSASSIN AND THE RAVEN
Posted by Heather Wixson on DreadCentral.com November 24, 2009

A 'NINJA ASSASSIN,' OUT FOR BLOOD (AND REVENGE)
Posted by Mark Jenkins on npr.og November 24, 2009

NINJA FILMS ARE A GOLD MINE OF GREAT ACTIONS
Posted by Richard Crouse for METRO CANADA on metronews.ca November 27, 2009

THERE WILL BE BLOOD (A LOT OF IT)
Posted by Wanggo Gallaga for the Philippine Daily Inquirer November 28, 2009

NINJA ASSASSIN - A REVIEW
Posted by B. Alan Orange on MovieWeb.com November 2009