Kinnikuman: Justice Superman vs. Ancient Superman

While Kinnikuman is on vacation with Mari-san's kindergarten class at Easter Island, the young wheelchair-bound Kouichi-kun laments being with an idiot like Kinnikuman, preferring to instead be with his favorite Seigi Choujin Buffaloman. Meanwhile, the other Seigi Choujins are also vacationing at ancient landmarks.

Kinnikuman: Justice Superman vs. Ancient Superman was released on March 15, 1985.

Kinnikuman: Justice Superman vs. Ancient Superman runs 45 minutes.

Kinnikuman: Justice Superman vs. Ancient Superman was directed by Yasuo Yamayoshi.

The cast of Kinnikuman: Justice Superman vs. Ancient Superman includes Akira Kamiya ((voice)), Minori Matsushima ((voice)), Sanji Hase ((voice)), Hiromi Tsuru ((voice)) and Takashi Shimada (Ukon III & His Men (voice)).