▁S ut ta ▁tells ▁of ▁one ▁of ▁the ▁Bud d ha ' s ▁chief ▁dis ci ples , ▁K um ara ▁K ass apa , ▁who ▁explains ▁to ▁the ▁ske ptic ▁Pay asi ▁that ▁time ▁in ▁the ▁He av ens ▁passes ▁differently ▁than ▁on ▁Earth . ▁The ▁Japanese ▁tale ▁of ▁" U r ash ima ▁Tar ō ", ▁first ▁described ▁in ▁the ▁Many os hu ▁tells ▁of ▁a ▁young ▁fish erman ▁named ▁Ur ash ima - no - ko ▁( <0xE6> <0xB5> <0xA6> <0xE5> <0xB6> <0x8B> 子 ) ▁who ▁vis its ▁an ▁under se a ▁palace . ▁After ▁three ▁days , ▁he ▁returns ▁home ▁to ▁his ▁village ▁and ▁finds ▁himself ▁ 3 0 0 ▁years ▁in ▁the ▁future , ▁where ▁he ▁has ▁been ▁forgotten , ▁his ▁house ▁is ▁in ▁ru ins , ▁and ▁his ▁family ▁has ▁died . ▁In ▁Jewish ▁tradition , ▁the ▁ 1 st - century ▁BC ▁scholar ▁H oni ▁ha - M ' ag el ▁is ▁said ▁to ▁have ▁fallen ▁as leep ▁and ▁sle pt ▁for ▁sevent y ▁years . ▁When ▁w aking ▁up ▁he ▁returned ▁home ▁but ▁found ▁none ▁of ▁the ▁people ▁he ▁knew , ▁and ▁no ▁one ▁believed ▁his ▁claims ▁of ▁who ▁he ▁was . ▁ ▁Sh ift ▁to ▁science ▁fiction ▁ ▁Early ▁science ▁fiction ▁stories ▁feature ▁characters ▁who ▁sleep ▁for ▁years ▁and ▁aw aken ▁in ▁a ▁changed ▁society , ▁or ▁are ▁transport ed ▁to ▁the ▁past ▁through ▁super natural ▁means . ▁Among ▁them ▁L ' An ▁ 2 4 4 0 , ▁r ê ve ▁s '