Contemplation Field of MichiroJohn

Figure3a:　The historical map of the planet Mutopia that THEY told

THEY told that "(Mutopia is) little bigger than the Earth", "(Mutopia) has three continents", "(North and South continents) have made one now", "Some star also  shines in daytime."If let Mutopia's equator be 1.1 times longer than the Earth's (SomeONE also say that),  Mutopia's  circumference of the equator may be 4,400km.  And THEY told that "North(continent) was actually one fifth (of the planet)", that means 8,800km length may be.