Season 2 Episodes19
Cast1

Josh Gates
Self - Host
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Ranked #12 of 19 in Season 2•matches the season avg
Gates goes to the ruins of Yonaguni Island, the westernmost Japanese island on the East China Sea, to determine whether the undersea structures are geologic or man-made. The Yonaguni Monument discoverer, Kihachiro Aratake, dives with Josh, showing him the undersea area with cut steps leading

Josh Gates
Self - Host
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"Japan's Atlantis" is episode 7 of Expedition Unknown season 2. It scored 7.4/10 from 89 votes, ranking #12 of 19 episodes this season (season average 7.4). It aired on December 16, 2015.