5.1 Manual English calendar calculation manual (simple, 28/56/84 method) is now available
Quickmanualandanacademicthesisarealsoavailable.
5.2 Video
5.1 Manual 
5.2 Video How a SpeedCalendar competitor competes in SpeedCalendar.com
SpeedCalendartechniqueenablesanmiddleagemantocalculatethedayoftheweek.Youngerpeoplemayconductthecalendarcalculationmuchm...
5.2 Video 中文版星期几计算视频出来了！ (SpeedCalendar instructional video in Chinese is now available!)
看完这视频后、你可以口算出来星期几！bilibili优酷微博爱奇艺Youtube
2.1 Kurukuru Method Technique for day calculation is out! (in Japanese)
SpeedCalendartechniquehasbeendisclosed! Enjoy! (EnglishversionandChineseversionarecomingsoon.)