1. daily technique 2021 SpeedCalendar card is now available!
Enjoy!
1. daily technique 
5.1 Manual Special Tools for SpeedCalender are available now!
Summary for SpeedCalendar
The card below explains the basics of SpeedCalendar.
L2DV table
The table below describ...
4.3 Japanese 第7回スピードカレンダー・メモリースポーツ情報交換会（1/31,11:00～）
*This workshop will be held mainly for Japanese speakers, thus, the schedule below is written in Japanese. English speak...
4.3 Japanese [Event Report]5th SpeedCalendar workshop (in Japanese)
1. Overview
Date: 2020/Nov/29 (Sun)
Time: 11:00-11:45
Competitors: 2
2. Competition (unofficial)
Competition mode
...
4.3 Japanese 第5回スピードカレンダー・メモリースポーツ情報交換会（11/29,11:00～）
*This workshop will be held in Japanese, thus, the schedule below is written in Japanese. English or Chinese session als...
1. daily technique November 2020 starts
2020年11月は「+6の月」。日数に6を足した数の7の余りが曜日に対応。
2020 Nov is "+6 month". Reminder divided by 7 of day plus 6 represents the day of...
4.3 Japanese 4th SpeedCalendar/Memory Sports workshop
*This workshop will be held in Japanese, thus, the schedule below is written in Japanese. English or Chinese session als...
1. daily technique October 2020 starts
2020年10月は「+3の月」。日数に3を足した数の7の余りが曜日に対応します。
2020 October is "+3 month". Reminder divided by 7 of day plus 3 represents the...
2. Calendar knowledge Ghanaian name system
Ghanaian name system
One of the reason why SpeedCalendar commissioner is interested in Calendar system is Ghanaian name...
1. daily technique September 2020 starts
2020 September is "+1 month". Reminder divided by 7 of day num plus 1 represents the day of the week.
2020年9月は「+1の月」。...