TOKYO_SUNRISE-05:30 SUNSET-17:36 MOON-24.7 DAYS _ Tiny number of elephant seal 'supermoms' produce most pups https://www.nationalgeographic.com/animals/2019/09/elephant-seals-supermoms-pups/ 清掃の日, 畳の日, 歯科技工士記念日, みどりの窓口…