TOKYO_SUNRISE-06:37
SUNSET-16:28
MOON-25.4 DAYS
_ Breakthrough: The Power of Sun and Salt
http://channel.nationalgeographic.com/breakthrough-series/videos/the-power-of-the-sun-and-salt/
神戸開港記念日, クリスマスツリーの日,
国際民間航空デー(International Civil Aviation Day) ,