Nazo no sankaku ryouiki da koron
- Episode aired Mar 12, 1977
The Dorombo trio this time leaves for the "Mysterious Triangle" where there seems to be a passage for the Fourth Dimension.The Dorombo trio this time leaves for the "Mysterious Triangle" where there seems to be a passage for the Fourth Dimension.The Dorombo trio this time leaves for the "Mysterious Triangle" where there seems to be a passage for the Fourth Dimension.