The 28th Origami Tanteidan Convention



days until the convention





Japan Origami Academic Society (JOAS)


12th (Sat) and 13th (Sun) August 2023

  • 12(Sat) 9:00-17:00, Banquet Dinner Party 18:00-20:00 (Online : 10:30-17:00)
  • 13(Sun) 9:00-17:00 (Online : 9:00-17:00)


This is a hybrid event.

On-site at the University of Tokyo Yayoi campus and Online Streaming from one of the rooms at the site.

Number of participants(tentative)

200 people

Participation Requirements

All origami enthusiasts of elementary school age and older are welcome to participate. (elementary students must be accompanied by a parent or guardian)

* Admission fee is required to enter the venue even for an accompanying person.

Admission fee

On-site adult: JPY 7,000
On-site students: JPY 5,000
Online: JPY 3,000

*We have decided to increase the registration fee due to the increased cost of the venue. We apologize for the inconvenience, and we hope you will kindly understand the situation.
*Due to technical and staff limitations, online streaming will be limited to the events that take place in a defined room, so you will not be able to attend all the workshops and events with the online ticket.


Tickets will be sold online for both on-site and online.
Registration is scheduled to begin on 25th June.

Main Activities and Features

Special Guests

Anicé Claudéon

Born in Amiens (France), I graduated with a master’s degree in product design. I have been folding since I was 11 and started creating my own models a few years ago. My intention is to create expressive models.

Park Jong Woo

Born in 1989. He started origami at about 4 years old. Currently working as a flight attendant for an air company. He mainly folds animals and dinosaurs with a 22.5 structure and hopes to continue to expand his range of motifs.

The 14th JOAS Origami Model Competition (Exhibition and voting)

  • Participation in the exhibition and the Origami Competition will be limited to on-site participants.
  • Participants will be required to bring the caption about their works along with their works. ( On-site participants are allowed to submit the online participant’s works on behalf of them. However, the participant is responsible for bringing AND collecting the work.)
  • JOAS Award -Special Theme Prize-: “Human Figure”
  • JOAS Award -Zodiac Prize-: “Dragon”

OATC (Origami Artist Trading Card) Exchange

  • How to participate in the on-site exchange: Make 64 x 89 mm (strictly required) cards with origami and exchange them with each other at the venue. There is no specific theme. Please make about 10-20 cards. If you submit one card to the person in charge of OrigamiATC, it will be displayed in the exhibition space.

Call for lecturers

  • Application Requirements: Any age and qualification are acceptable, but only those who will participate on-site are eligible.
  • Application period: Thursday, 25th May – Monday, 8th June
  • Class duration: 50 min (one session) or 110 min (two sessions); 50 min is recommended due to the limited availability of 110 min sessions.
  • Teaching model: The model does not have to be your own creation, as long as you have permission from the original creator.
  • Selection: If we receive more applications than our capacity, the project team will consider the balance of genres and difficulty levels, and we may have no choice but to ask applicants to decline. We appreciate your understanding. Selection results will be notified by e-mail by 22nd June.
  • Application form: will be open on 25th May.

Convention Book

Call for a contribution of origami diagrams for the 28th Origami Tanteidan Convention Book is now open.
The terms and conditions of the application are as follows:

  • Deadline: 30th June
  • Eligibility: Anyone. Consideration for acceptance is not limited to Magazine subscribers or JOAS members.
  • The model: The diagram must be unpublished and drawn by yourself. The diagramed model must be your creation or modification of a model by other creators. (You must gain permission from the original creator and must credit the creator’s name and title of the work if you wish to submit the modified model.)
  • Specifications: Diagrams must be drawn in grayscale. Preferably in Adobe Illustrator format. (This will increase the chances of your diagrams being accepted.) The submitted diagrams will be screened for format, volume, and quality.
  • Acceptance announcement: The announcement will be made upon publication. We will not contact contributors for rejection.
  • Dedication of the book to the published authors:
    • Those who live in Japan:
      • A PDF version of the Convention Book will be provided if the total step number is less than 60 (which is equivalent to 4 pages or less).
      • A paper version of the Convention Book will be provided if the total step number is 60 or more (which is equivalent to 5 pages or more).
    • Those who live outside Japan:
      • Regardless of the number of steps or models, only the PDF version of the Convention Book will be provided.

The 28th Origami Tanteidan Convention Book will be available for purchase by anyone at a planned price of 2,500 yen (excluding tax and shipping)