{{Infobox film | native_name = | name = Crayon Shin-chan: Unkokusai's Ambition | image = Crayon Shin-chan Unkokusai's Ambition.jpg | caption = Theatrical release poster | director = Mitsuru Hongo | based_on = {{based on|Crayon Shin-chan|Yoshito Usui}} | producer = | writer = Yoshito Usui | screenplay = Keiichi Hara | starring = | music = Toshiyuki Arakawa | cinematography = Hideko Takahashi | studio = | editing = Hajime Okayasu | distributor = Toho | released = | runtime = 96 minutes | country = Japan | language = Japanese | gross = ¥1.42 billion ($11.1 million) }} , also known as Mr. Smelly's Ambition, is a 1995 anime film. It is the 3rd film based on the popular comedy manga and anime series Crayon Shin-chan. The film is produced by Shin-Ei Animation, the studio behind the anime television. Plot An officer of 30th century travelling through time using time patrol machine, conducts an emergency landing in deep underground, in the backyard of the Nohara family's house, under Shiro's doghouse. The officer takes control over Shiro's body and tells the Nohara family about disturbance in the Sengoku period and requests them for help. They agree to the proposal with hesitance. The three of them wear period-adaptable suits, with Shinnosuke wearing a special suit contrasting the "Save3X" feature, and start for that period. After landing on the ruins of a castle, when some masked people attack them, a swordsman Fubukimaru arrives and fends them off. Fubukimaru tells that Unkokusai killed Fubukimaru's father and mother and captured his sister. Fubukimaru recounts the prophecy, that when castle falls into crisis, ”three heroes and one dog” will save it, and believes that the Nohara family are them and asks them to help him defeat Unkokusai. They agree to do so, mostly because one of Unkokusai's henchmen stole Misae's handbag containing important things. The Nohara family start their journey to Unkokusai's palace with Fubukimaru and his horse. On the way, they are attacked by Unkokusai's henchman, Matabi. Shinnosuke uses the “Save3X” feature and help Fubukimaru by turning into a cockroach. Meanwhile, Unkokusai's woman sidekick, Ogin, who turns Hiroshi and Misae into balls. That night, they stopped at hot spring. When Fubukimaru went to bathe, Shinnouske and Shiro follow Fubukimaru inside and discover that Fubukimaru is a woman. Fubukimaru tells them that her father had no boys as his heir, so he raised her up