holiday_jp Japanese holiday datasets "Datasets" idea Project Woothee Test by syukujitsu.csv syukujitsu.csv 出典:内閣府ホームページ ( http://www8.cao.go.jp/chosei/shukujitsu/gaiyou.html ) Test by Google Calendar API https://calendar.google.com/calendar/embed?src=ja.japanese%[email protected]