If you receive an email or call from a company claiming that they will help your registration of ICAR2023, it is a scam. Do not send your credit card details under any circumstances. The Organizing Committee has nothing to do with those companies.

Please note that due to the large number of applications, registration for “On-site (In-person) participation” may be closed before the original deadline.

Registration Period Deadline

Early Registration: January 31 (Tue) 2023, 23:59 (JST) Extended to March 1 (Wed) 2023, 23:59 (JST)
Middle Registration: April 1 (Sat) 2023, 23:59 (JST)
Late Registration: June 9 (Fri) 2023, 23:59 (JST)

Registration Fees

*All amounts include 10% of tax

Category Early Registration
(Until January 31 (Tue), 2023)
March 1 (Wed)
Middle Registration
(Until April 1 (Sat), 2023)
Late Registration
(Until June 9 (Fri), 2023)
Regular 71,500 JPY
65,000 JPY(without tax)
77,000 JPY
70,000 JPY(without tax)
82,500 JPY
75,000 JPY(without tax)
ECP 60,500 JPY
55,000 JPY(without tax)
66,000 JPY
60,000 JPY(without tax)
71,500 JPY
65,000 JPY(without tax)
Student 38,500 JPY
35,000 JPY(without tax)
40,700 JPY
37,000 JPY(without tax)
44,000 JPY
40,000 JPY(without tax)
Company 77,000 JPY
70,000 JPY(without tax)
77,000 JPY
70,000 JPY(without tax)
82,500 JPY
75,000 JPY(without tax)

Banquet and Lunch Box Fees are NOT included.
JPY: Japanese Yen

Definition of Classification:

Regular: Academic staff with more than 10-year research career after finishing full-time education.

ECP: Early Career Professionals (ECPs) are within 10 years of finishing full-time education.
Company: non-academic staff

In-person Participation Registration fees include: access to all conference sessions, conference materials, daily coffee breaks, and welcome reception.
Online Participation Registration fees include: electronic access to all conference sessions and conference materials.

Accompanying Person Banquet Fee

Accompanying Person Banquet Fee: 15,000 JPY per person (Tax included)

Welcome Reception

■Date:June 5 18:00- (estimated)
■Fee:On-site participants are welcome to the Welcome Reception free of charge.
Please note that the contents may change depending on the infection status of COVID-19.

Lunch Box on June 6-8

*Lunch Box is only available for only on-site participants.

■Lunch Box available date: June 6 (Tue), June 7 (Wed), June 8 (Thu)
■Lunch Box Fee: 1,650 JPY per meal (Tax included)


*Banquet is only available for only on-site participants.

“YAKATABUNE” Traditional Cruising Japanese Style


■Date:June 8 (Thu) From 19:00~ (2.5 hour)
■Banquet Fee: 15,000 JPY per person (Tax included)

* Boarding only (soft drink service)
2 years old and under: Free

* Boarding fee + soft drink fee
From 3 years old to before entering elementary school : 2,200 JPY per child

■Bus will depart at 18:00 from Makuhari Messe to “YAKATABUNE”.

*Please make your own way home for return.

■Number of Participants: The number of participants is limited. It will be First-come, first-served basis.

■Boarding place of “YAKATABUNE”:Kasaibashi Boat Pier

■Disembarkation place:Harumi Asashio Boat Pier

Please note that the contents may change depending on the infection status of COVID-19.


There are vegetarian dishes as well.

Regular Menu

Regular Menu

Vegetarian Menu

Vegetarian Menu


Please refer to the hotels near the ICAR2023 Venue ( Makuhari Messe ) from the below link.

*For APA Hotel & RESORT <Tokyo-bay-makuhari>, please make a reservation from the below link, due to an unexpected system error is currently occurring.

Nursery services

Please apply for the nursery service from the link below.



Payment Method

* Payment should be made in Japanese Yen (JPY).
* No registration will be confirmed in the absence of this payment (if any).
* Neither checks nor cash are accepted.
* Registration fee payment must be received prior to each deadline date in order to remain at the current registration rate.
* You can change your payment method until April 1, 2023.

Credit Card

Please note that if you make a card error 5 times or more, you will not be able to proceed to the payment page.
If you get a card error more than twice, please try another credit card or consider a bank transfer.

credit card

(VISA, Master Card, American Express, Diners Club, or JCB only.)
* Please use a credit card that is valid at least until August, 2023.
* Using credit card payment is possible only through the online registration system.
* The drawer of this online payment transaction will be “ICAR2023”. However, the exact name of the drawer might vary slightly depending on the card company.
* Credit card transactions might be recorded on your credit card statement about one to two months later due to system matters.
* Credit card payment will be processed through GMO Payment Gateway Inc.

Bank Wire Transfer

* Not available for the payments after April 30, 2023 (JST).

Domestic Bank Wire Transfer

* Bank Transfer Payment will be processed through GMO Payment Gateway Inc. The destination bank account GMO Aozora Net Bank.
* Bank Transfer Payment is available only in Japan. (Please note that the payment procedure pages are written only in Japanese.)
* Please note that the bank account No. will be unique to each participant. Therefore, please find your bank account No. on the procedure page of your My Page and complete the payment individually.
* A bank transfer must be made in full amount without any deductions for bank charges. All bank remittance charges are to be paid by the registrants.
* Please check the remitter’s name. It must be the same with the registrant’s one.

International Bank Wire Transfer

* If you would like to pay by international transfer, please contact ICAR2023 Registration desk. (

Registration Confirmation

* Right after the completion of online registration, you will receive a confirmation of registration by e-mail. * If you have not received the e-mail, please check the spam mailbox first and contact the secretariat by e-mail. * You can check your registration information or payment status on ‘My page’ after logging in.

Issuance of Receipt

You can download the receipt from My Page. (We do not accept requests to send receipts via e-mail or postal mail.)

Cancellation Policy

Before April 1 (Sat), 2023 23:59 (JST): No Charge
After April 1 (Sat), 2023 23:59 (JST): 100% of the fee for Registration, Banquet and Lunch Box/NO REFUND

After the payment of registration fee is completed, you cannot change nor cancel your registration status online.
For change or cancellation of your registration, please contact ICAR2023 Registration desk by e-mail ( with your name and registration number (A*****).

The date and time of the change and cancellation will be based on the working hours (Mon - Fri 10:00-17:00 [JST] except national holidays). After working hours, cancellation will be made on the next working day, which may incur charges.

Kindly note that ICAR2023 Registration desk will be closed on dates below due to the National Holidays in Japan.
Dec. 28, 2022 – Jan. 3, 2023
Jan. 9, 2023
Feb. 11, 2023
Feb. 23, 2023
Mar. 21, 2023
Apr. 29, 2023
May 3 – 5, 2023


* If payments were made by credit card, refunds will be made to the same credit card.
* If the payments were made by bank transfer, please inform us of your bank account by e-mail.


* All participants are subject to register online in advance.
* All presenters are required to register in order to make a presentation.
* All participants must comply with the MASC Code of Conduct * Students who wish to be considered for Travel Award are requested to indicate the name and e-mail address of laboratory's principal investigator.
* Due to system maintenance, registrations and abstract submissions are not available on every 2nd Thursday of the month.

Online Registration

Contact Information

ICAR2023 Registration Desk
c/o Corporate 3rd Office, Kinki Nippon Tourist Co., Ltd.


12F, Sumitomo-shoji Kanda-Izumi-cho Bldg.,
1-13 Kanda-Izumi-cho, Chiyoda-ku,
Tokyo, 101-0024, Japan


Office Hours: Mon - Fri 10:00-17:00

Closed on Sat, Sun and National Holidays

*The date and time of the cancellation and changes
will be based on the working hours.

Certified Travel Service Manager: Kaori Takanashi (Ms.)/ Naoki Ito (Mr.)

A Certified Travel Service Manager is responsible for supervising all transactions at the sales office where your travel arrangements are made.
If you have any questions about your travel contract, please feel free to contact the managers specified above.

Planning & Operation

Corporate 3rd Office, Kinki Nippon Tourist Co., Ltd. (KNT)

Registration Number: Japan Tourism Agency No. 2053

Full member of Japan Association of Travel Agents

Member of the Compensation Security Bonds System

Member of Travel Agency Fair Trade Council


12F, Sumitomo-shoji Kanda-Izumi-cho Bldg.,
1-13 Kanda-Izumi-cho, Chiyoda-ku,
Tokyo, 101-0024, Japan

Phone: 81-3-6891-9306

Privacy Policy

Corporate 3rd Office Kinki Nippon Tourist Co., Ltd. (KNT)

Manager: Hironori Hattori (Mr.)

Phone: 81-3-6891-9306

Office Hours: Monday to Friday 9:30-17:00

Closed on Sat, Sun and National Holidays

Privacy Policy (Japanese)
Privacy Policy (English)
Privacy Policy Link