Shin-chan must rescue the adults of Kasukabe when they mysteriously abandon their responsibilities to relive their youth at the new 20th-century expo.
Shinnosuke Nohara (voice)
Akiko Yajima
Misae Nohara (voice)
Miki Narahashi
Hiroshi Nohara (voice)
Keiji Fujiwara
Child Hiroshi Nohara (voice)
Yuko Mita
Himawari Nohara (voice)
Satomi Korogi
Ken (voice)
Masane Tsukayama
Chako (voice)
Ai Kobayashi
Shiro / Toru Kazama (voice)
Mari Mashiba
Nene Sakurada (voice)
Tamao Hayashi
Masao Sato (voice)
Teiyu Ichiryusai
Bo-chan (voice)
Chie Sato
Encho Sensei (voice)
Rokuro Naya
Ginnosuke Nohara (voice)
Ginzo Matsuo
Tsuru Nohara (voice)
Chie Kitagawa
Fukuencho (voice)
Roko Takizawa
Yoshinaga Sensei (voice)
Yumi Takada
Matsuzaka Sensei (voice)
Michie Tomizawa
Masumi Ageo (voice)
Kotono Mitsuishi
TV voice (voice)
Tsutomu Sekine
TV voice (voice)
Kazuki Kosakai