The best Mitsuhiro Oikawa’s science fiction movies

Fifty years of war between the Great Eastern Federation and Europa - now merged as Eurasia - have taken their toll on planet Earth. As a result of the use of biological, chemical and nuclear weapons, much of Earth has become uninhabitable and people have become prey to new diseases. Professor Azuma's "neo-cell" project, which is supposed to be the answer to mankind's hardships, becomes a nightmare come true when mutants spawned from the experiment escape and declare war on the human race. Azuma's son Tetsuya, who was killed during the previous war, is reborn into the cyborg Casshern as mankind's last hope against the new mutant threat. This live-action sci-fi movie based on a 1973 Japanese animé of the same name.

In the aftermath of a major earthquake, scientists predict that Japan will sink into the sea. As further disasters follow, politicians plead with other countries to take refugees, while scientists struggle to save Japan itself.

The evil organization Shocker alters history by sending their newest creation, Kamen Rider 3, to defeat Kamen Riders 1 and 2 back in 1973. In the alternate present, Shocker is more powerful than ever, and most of the Kamen Riders are now either imprisoned or brainwashed to work for them. One such brainwashed Rider is Shinnosuke Tomari who thanks to his partner Kiriko Shijima, remembers the truth and joins forces with the remaining Kamen Riders who are still at large to make a stand against Shocker and put history back on its proper course.

Five flashy Roidmudes seem to be causing a “thick air” event, and when Shinnosuke goes to investigate, turns out the problem was being caused by a yokai. After arresting the red one, Shinnosuke starts interrogating. He claims to be a ninja fighting yokai and that he’ll show Shinnosuke. While this uneven pair squabble, Kyuemon Izayoi and the Roidmudes were putting a terrible plan in progress.

Kohei Takahara, an astronaut who dies in the line of duty, is legally resurrected as a clone: however, contrary to the scientists’ expectations, he reverts to his childhood memories when his twin brother drowned sacrificing his life for Kohei. Kohei’s clone discovers the body of his former self mistakenly believing that it is his deceased twin. Reliving his tragic past, he sets off carrying his corpse body to the beautiful hometown where he lived with his now dead mother.