"Spy catcher J3" is a Japanese TV program televised in 1965.
The woman spy of the code name called PIRANHA appears in Episode 1 and Episode 2, and she appears in a wetsuits.
Unfortunately I have not watched the Episode.
I searched Spy catcher J3 triggered by comment of Mr. Fokker2011.
Then I found such a web page.
The thing webmaster remakes an old fare in contemporary style.