'Monster Marine Kong') is a 26-episode 1960 Japanese television series (told in two thirteen episode chapters) produced by Nisan Productions.

[2] In the series a huge reptilian monster dubbed "Marine Kong", standing 30 meters (98 feet) tall, rises out of the Ocean and attacks Hiratsuka.

When Dr. Yada a renowned scientist, does research, he realizes the creature is giving off radio waves thus discovering that it is not an organic monster but a robot.

Eventually the Z-Gang's plans are thwarted by a jamming radio wave invented by Dr. Yada and the creature is blown up.

In the second arc, the Z-Gang builds a new more powerful version of Marine Kong, but Dr. Yada is able to take over the control waves of the robot and reconfigure it.

[4][5][6] In 1959, Nisan Productions planned on producing a series called "Great Seabeast Gebora"(大海獣ゲボラ).

The following year in 1960, Nisan decided on producing another show featuring a marine-based kaiju this time for Fuji TV, which would become Marine Kong.

[4] This new series took influence from kaiju films, King Kong, Moonlight Mask and Tetsujin 28-go.

[2] Despite being cheap, the costume featured illuminated eyes (something that Tsuburaya Productions would utilize a lot when it came to their Ultra monsters a few years later).

[9] The series was quite popular and various manga comics featuring the character was released such as "Monster Marine Kong" from Shōnen Gahōsha " where it was serialized from June to September 1960.

Giant robot monster built by the Z-Gang for global domination that runs on radio waves.