Contemplation Field of MichiroJohn

Figure3b:　The present map of the planet Mutopia that THEY told

Only three continents the planet Mutopia has / had is more water world than the Earth. This means that it also includes the case which  Mutopia's equator is much  longer than 1.1times of the Earth's. And the combination of two continents means that it has been long time passed when THEY had civilized. It may been occurred  Super Cold Plume (THEYtold so).