2nd CFP: JCDCG^3 2026, Sept. 7-10, Tokyo Univ. of Science

JCDCG^3 2026: The 28th Japan Conference on Discrete and Computational Geometry, Graphs, and Games --- Celebrating the 80th birthdays of Professors Jin Akiyama and Vašek Chvátal. 
(Apologies for multiple distributions)

---- Second Call For Presentations ----

Date: Sept. 7 (Mon) -- 10 (Thu), 2026
Conference Site: Tokyo University of Science
Submission Deadline: June 12 (Fri), 2026 (JST)

Web site: 
https://sites.google.com/view/jcdcggg2026
http://www.alg.cei.uec.ac.jp/itohiro/JCDCGG/

Invited Plenary Speakers:
- Jin Akiyama (Tokyo Univ. of Science, Japan)
- Vašek Chvátal (Concordia Univ. in Montreal, Canada and Charles Univ. in Prague., Czech)
- Erik D. Demaine (MIT, USA)
- David Eppstein (Univ. California, Irvine, USA)
- Stefan Langerman (ULB, Belgium)
- Joseph O'Rourke (Smith College, USA)
- János Pach (Rényi Institute, Hungary and EPFL, Switzerland)
- Tadashi Tokieda (Stanford Univ., USA)

Scope:
We invite submissions of original research on, but not restricted to, discrete geometry, computational geometry, graph theory, graph algorithms, and complexity and winning strategies of puzzles and games. 

The collection of extended abstracts will be distributed only in electronic form. 

Submission format: Authors are required to submit a pdf-file of an extended abstract of 
** at most 2 pages **
in a standard 10-point font on A4-paper (any format is OK if it obeys these restrictions) to 

https://easychair.org/conferences/?conf=jcdcg32026

by June 12, 2026 (JST). 

Note: 
 - The official language for abstracts and presentations of talks in this conference is English. 

Publishing a collection of selected papers:
  The collection of extended abstracts will be provided in electronic form.
  No proceedings will be published.  A collection of selected full papers 
  of this conference, however, is planned to be published as a special 
  issue of a journal.  Details will be announced afterward. 
  *** Note ***
  For oral presentations, submissions that are slightly out of scope may be 
  accepted, but for the collection of papers published by the journal, the scope 
  will be reviewed more strictly, i.e., some submissions accepted for oral 
  presentations may be excluded from the collection on the basis of scope.
  ************

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* Important Dates: 
* - Submission (extended abstracts at most 2 pages) Deadline: 
*     June 12 (Fri), 2026 (JST),
* - Notification: (expected to be) July 03 (Fri), 2026,
* - Camera-Ready File Submission Deadline: July 24, 2026, 
* - Conference: Sept. 7 (Mon) -- 10 (Thu), 2026.
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Committees: 

Conference Co-Chairs: Toshinori Sakai (Tokai University, Japan)
                      Akifumi Sako (Tokyo University of Science, Japan)

Program Committee:
- Supanut Chaidee (Chiang Mai University, Thailand)
- Shinya Fujita (Yokohama City Univ., Japan)
- Michitaka Furuya (Kwansei Gakuin Univ., Japan) - Hiro Ito (UEC, Japan; Chair)
- Michael Lampis (Univ. Paris Dauphine, France)
- Jayson Lynch (MIT, USA)
- Yasuko Matsui (Tokai Univ., Japan)
- Daiki Miyahara (UEC, Japan)
- Atsuki NAGAO (Ochanomizu Univ.)
- Hirotaka Ono (Nagoya Univ., Japan)
- Kenta Ozeki (Yokohama National Univ., Japan)
- Toshinori Sakai (Tokai Univ., Japan)
- Koki Suetsugu (Toyo Univ., Japan)
- Shin-ichi Tanigawa (Tokyo Univ. of Science, Japan)
- Ryuhei Uehara (JAIST, Japan)
- Yushi Uno (Osaka Metropolitan Univ., Japan)
- Chao YANG (Guangdong Univ. of Foreign Studies, China)

Organizing Committee: 
- Shinya Fujita (Yokohama City University, Japan)
- Hiro Ito (UEC, Japan)
- Gen Kawatani (Sophia University, Japan)
- Takako Kodate (Tokyo Woman's Christian University, Japan)
- Yasuko Matsui (Tokai University, Japan)
- Atsuki Nagao (Ochanomizu University, Japan)
- Natsumi Oyamaguchi (Tokyo University of Science, Japan)
- Toshinori Sakai (Tokai University, Japan; Chair)
- Xuehou Tan (Tokai University, Japan)
- Shin-ichi Tokunaga (Institute of Science Tokyo, Japan)
- Yushi Uno (Osaka Metropolitan University, Japan)

Contact:
JCDCG^3 2026 Organizing Committee
<[email protected]>

..A     A ..     ......ITO Hiro, Professor
.                 ..... School of Informatics and Engineering, 
.  @   @           .... The University of Electro-Communications
. =  x  =     .    ....  1-5-1 Chofugaoka, Chofu, 
.             .    .  .  Tokyo 182-8585, JAPAN
.((   ((   (         ...  E-mail: [email protected]


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