| Year |
Site |
Host |
Domestic |
Regional |
#teams/#universities |
| 2024 |
Yokohama |
Tokyo Institute of Technology |
Domestic |
Regional |
|
| 2023 |
Yokohama |
Tokyo Institute of Technology |
Domestic (Problems, judge data, commentaries) |
Regional (Problems, commentaries), photo |
301/93, 58/39 |
| 2022 |
Yokohama |
Keio University |
Domestic (Problems, judge data, commentaries) |
Regional (Problems, commentaries, judge data), photo |
298/82, 43/30 |
| 2021 |
Yokohama |
Keio University |
Domestic (Problems, judge data, commentaries), poster |
Regional (Problems, judge data, commentaries, report) |
275/87, 40/26 |
| 2020 |
Yokohama |
Keio University |
Domestic (Problems, judge data), poster |
Regional (Problems, judge data, commentary), poster |
297/86, 40/29 |
| 2019 |
Yokohama |
Keio University |
Domestic (Problems, judge data), poster |
Regional (Problems, judge data, commentary), photo |
495/101, 65/52 |
| 2018 |
Yokohama |
Keio University |
Domestic (Problems, judge data), poster |
Regional (Problems, judge data, commentary), photo |
433/87, 60/46 |
| 2017 |
Tsukuba |
Tsukuba Gakuin University |
Domestic (Problems, judge data, score board), poster |
Regional (Problems, judge data, report, commentary) |
391/91, 50/38 |
| 2016 |
Tsukuba |
University of Tsukuba |
Domestic (Problems, judge data, score board), poster |
Regional (problems, judge data, commentary) |
384/93, 45/37 |
| 2015 |
Tsukuba |
University of Tsukuba |
Domestic (Problems・judge data・score board), photo, poster |
Regional (Problems, judge data), Photo |
372/82, 42/34 |
| 2014 |
Tokyo |
Waseda University |
Domestic (Problems, Data) |
Regional (Problems, dataset), photo |
326/72, 40/34 |
| 2013 |
Aizu |
The University of Aizu |
Domestic (Problems) |
Regional (Problems) |
326/76, 40/33 |
| 2012 |
Tokyo |
Tokyo Institute of Technology |
Domestic (Problems) |
Regional (Problems) |
321/69, 34/27 |
| 2011 |
Fukuoka |
Kyushu University |
Domestic (Problems) |
Regional (Problems) |
311/70, 35/27 |
| 2010 |
Tokyo |
National Institute of Informatics |
Domestic (Problems) |
Regional (Problems) |
287/67, 35/30 |
| 2009 |
Tokyo |
Waseda University |
Domestic (Problems) |
Regional (Problems) |
276/70, 35/27 |
| 2008 |
Aizu |
University of Aizu |
Domestic (Problems) |
Regional (Problems) |
261/65, 35/27 |
| 2007 |
Tokyo |
The University of Tokyo |
Domestic (Problems) |
Regional (Problems) |
256/65, 50/37 |
| 2006 |
Yokohama |
Keio University |
Domestic (Problems) |
Regional (Problems) |
208/65, 36/25 |
| 2005 |
Tokyo |
Tokyo University of Technology |
Domestic (Problems) |
Regional (Problems) |
192/48, 36/28 |
| 2004 |
Ehime |
Ehime University |
Domestic (Problems) |
Regional (Problems) |
199/45, 34/27 |
| 2003 |
Aizu |
University of Aizu |
Domestic (Problems) |
Regional (Problems) |
111/34, 34/24 |
| 2002 |
Kanazawa |
Kanazawa Institude of Technology |
Domestic (Problems) |
Regional (Problems) |
132/39, 33/27 |
| 2001 |
Hakodate |
Future University Hakodate |
Domestic (Problems) |
Regional (Problems) |
98/28, 33/26 |
| 2000 |
Tsukuba |
University of Tsukuba |
Domestic (Problems) |
Regional (Problems) |
88/29, 37/25 |
| 1999 |
Kyoto |
Kyoto University |
Domestic (Problems) |
Regional (Problems) |
71/27, 30/25 |
| 1998 |
Tokyo |
Waseda University |
Domestic (Problems) |
Regional (Problems) |
28/15, 23/18 |
