▁for ▁four ▁hours . ▁According ▁to ▁statistics ▁of ▁the ▁city , ▁for ▁ 1 9 0 ▁days ▁in ▁a ▁year ▁it ▁appears ▁more ▁than ▁an ▁hour , ▁and ▁for ▁ 8 6 ▁days ▁in ▁a ▁year ▁more ▁than ▁two ▁hours . ▁ ▁This ▁sand bar ▁is ▁occasionally ▁was hed ▁away ▁after ▁a ▁ty ph oon , ▁and ▁disapp ears ▁for ▁a ▁while , ▁but ▁it ▁is ▁restored ▁when ▁sand ▁is ▁depos ited ▁by ▁the ▁t ides . ▁ ▁The ▁sand bar ▁is ▁on ▁the ▁base ▁of ▁w eld ed ▁t uff . ▁ ▁The ▁plant ▁V inc et ox icum ▁aust ro ki us ian um , ▁which ▁is ▁listed ▁as ▁an ▁end anger ed ▁species , ▁has ▁been ▁found ▁on ▁Ch ir in - ga - sh ima . ▁ ▁S ight see ing ▁ ▁In ▁the ▁island , ▁there ▁are ▁es plan ades ▁and ▁an ▁observation ▁deck , ▁visitors ▁can ▁enjoy ▁fish ing ▁and ▁gather ing ▁shell fish . ▁Another ▁es pl ana de ▁and ▁ar bor ▁is ▁under ▁construction . ▁A ▁rest ▁station , ▁a ▁visitors ' ▁center , ▁and ▁a ▁wh arf ▁are ▁also ▁being ▁planned . ▁Since ▁the ▁natural ▁environment ▁has ▁been ▁preserved ▁in ▁this ▁area , ▁the ▁idea ▁of ▁make ▁full ▁use ▁of ▁it ▁is ▁un touch ed ▁beauty ▁for ▁the ▁tour ist ▁industry ▁is ▁under ▁consideration . ▁On ▁the ▁other ▁side ▁of ▁the ▁island , ▁another ▁sand bar ▁also ▁appears ▁for ▁a ▁limited ▁time ▁but ▁the ▁tid al ▁curr ents ▁around ▁this ▁area ▁are ▁rapid ▁and