From the Blu-ray - Three-Blu-ray special edition.
Lone wolf and cub, Sword of vengeance (Kozure Ôkami kowokashi udekashi tsukamatsuru, (©1972)) ; Lone wolf and cub, Baby cart at the River Styx (Kozure Ôkami sanzu no kawa no ubaguruma (©1972))
Lone wolf and cub, Baby cart to Hades (Kozure Ôkami shinikaze ni mukau ubaguruma (©1972)) ; Lone wolf and cub, Baby cart in peril (Kozure Ôkami oyano kokoro kono kokoro)
Lone wolf and cub, Baby cart in the land of demons (Kozure Ôkami meifu mado (©1973)) ; Lone wolf and cub, White heaven in Hell (Kozure Ôkami jigokue ikuzo Daigoro (©1974))
disc 1. Lone wolf and cub, Sword of vengeance = Kozure Ôkami kowokashi udekashi tsukamatsuru / director, Kenji Misumi ; producers, Shintarō Katsu, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (84 min. ; ©1972)) ; Lone wolf and cub, Baby cart at the River Styx = Kozure Ôkami sanzu no kawa no ubaguruma / director, Kenji Misumi ; producers, Shintarō Katsu, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (82 min. ; ©1972)) ; Lone wolf and cub, Baby cart to Hades = Kozure Ôkami shinikaze ni mukau ubaguruma / director, Kenji Misumi ; producers, Shintaro Katsu, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (90 min. ; ©1972)
disc 2. Lone wolf and cub, Baby cart in peril = Kozure Ôkami oyano kokoro kono kokoro / director, Buichi Saito ; producers, Tomisaburo Wakayama, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Kazuo Miyagawa ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (82 min. ; ©1972) ; Lone wolf and cub, Baby cart in the land of demons = Kozure Ôkami meifu mado / director, Kenji Misumi ; producers, Tomisaburo Wakayama, Masanori Sanada ; screenplay, Kazuo Koike, Tsutomu Nakamura ; cinematography, Fujio Morita ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (90 min. ; ©1973) ; Lone wolf and cub, White heaven in Hell = Kozure Ôkami jigokue ikuzo Daigoro / director, Yoshiyuki Kuroda ; producers, Tomisaburo Wakayama, Masanori Sanada ; screenplay, Tsutomu Nakamura ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Kunihiko Marai ; fight choreography, Eiichi Kusumoto (84 min. ; ©1974)
disc 3. Shogun assassin / David Weisman and Peter Shanaberg present a Toho Company-Katsu Production ; screenplay by Kazuo Koike and Robert Houston, David Weisman ; directed by Robert Houston (85 min. ; ©1980) ; [Special features].
From the DVD - Full color widescreen collector's edition.
Baby cart at the River Styx --
Baby cart in the land of the demons --
From the DVD - Five-DVD special edition.
Disc 1. Lone wolf and cub, Sword of vengeance = Kozure Ôkami kowokashi udekashi tsukamatsuru / director, Kenji Misumi ; producers, Shintarō Katsu, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (84 min. ; ©1972)) ; Lone wolf and cub, Baby cart at the River Styx = Kozure Ôkami sanzu no kawa no ubaguruma / director, Kenji Misumi ; producers, Shintarō Katsu, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (82 min. ; ©1972))
disc 2. Lone wolf and cub, Baby cart to Hades = Kozure Ôkami shinikaze ni mukau ubaguruma / director, Kenji Misumi ; producers, Shintaro Katsu, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (90 min. ; ©1972) ; Lone wolf and cub, Baby cart in peril = Kozure Ôkami oyano kokoro kono kokoro / director, Buichi Saito ; producers, Tomisaburo Wakayama, Hisaharu Matsubara ; screenplay, Kazuo Koike ; cinematography, Kazuo Miyagawa ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (82 min. ; ©1972)
disc 3. Lone wolf and cub, Baby cart in the land of demons = Kozure Ôkami meifu mado / director, Kenji Misumi ; producers, Tomisaburo Wakayama, Masanori Sanada ; screenplay, Kazuo Koike, Tsutomu Nakamura ; cinematography, Fujio Morita ; editing, Toshio Taniguchi ; music, Hideaki Sakurai ; fight choreography, Eiichi Kusumoto (90 min. ; ©1973) ; Lone wolf and cub, White heaven in Hell = Kozure Ôkami jigokue ikuzo Daigoro / director, Yoshiyuki Kuroda ; producers, Tomisaburo Wakayama, Masanori Sanada ; screenplay, Tsutomu Nakamura ; cinematography, Chikashi Makiura ; editing, Toshio Taniguchi ; music, Kunihiko Marai ; fight choreography, Eiichi Kusumoto (84 min. ; ©1974)
disc 4. Shogun assassin / David Weisman and Peter Shanaberg present a Toho Company-Katsu Production ; screenplay by Kazuo Koike and Robert Houston, David Weisman ; directed by Robert Houston (85 min. ; ©1980)
disc 5. [Special features].