The 2025 (59th) Annual Meeting of the Ichthyological Society of Japan (ISJ) will be held as an on-site meeting at Tokyo University of Marine Science and Technology in Japan, from 21 to 24 November 2025.

Schedule

Meeting of representatives                     21 Nov. (Fri.) (15:00–17:00)
General membership meeting and award lectures   22 Nov. (Sat.) (11:00–12:30)
Presentations                                               22 Nov. (Sat.)–23 Nov. (Sun.)
Banquet                                                          23 Nov. (Sun.) (18:30–20:30)
Symposium                                                   21, 24 Nov. (Fri. and Mon.)

Access

The venue: Tokyo University of Marine Science and Technology Shinagawa Campus
From JR Line/Keikyu Line Shinagawa Station Konan Exit (East Exit)
　> About 10 minutes on foot
From Tokyo Monorail Tennozu Isle Station:
　> About 15 minutes on foot
From Rinkai Line Tennozu Isle Station:
　> About 20 minutes on foot
https://www.kaiyodai.ac.jp/en/overview/access/

Banquet: Restaurant in Tokyo University of Marine Science and Technology Shinagawa Campus

Presentation

1. The presenter must be an individual member (regular, student, foreign or sustaining) of ISJ, having paid a membership fee for the 2025 fiscal year (i.e., from 1 August 2025 to 31 July 2026) for the new ISJ as a general incorporated association.
2. Participants may apply for either an oral or a poster presentation.
3. The oral presenters have 15 minutes in total (including ca. three minutes for the question and answer session) for their presentation. The presenters can use either a PowerPoint or PDF file. Movies are conditionally acceptable with PowerPoint.
4. The oral presenters cannot use their personal computers—the computers (Win) prepared by the organizing committee must be used. The oral presenters must operate PowerPoint or Acrobat by themselves—the organizing committee does not operate them.
5. The oral presenters must copy the data from their PowerPoint/PDF file onto the computers in the venue using a USB flash memory drive or similar device. The file name of PowerPoint/PDF should be: “Register number of presentation” and “presenter’s name” connected by a hyphen, followed by the file extension (e.g., 012-Toyotomi.pptx, 012-Toyotomi.ppt or 012-Toyotomi.pdf).
6. The size of on-site posters should not exceed 85 cm in width and 175 cm in height. Thumbtacks and other fixtures will be prepared by the organizing committee. The posters should be set up in the designated space during the forenoon of 22 November and presented for two days (22–23 November). The title and the author’s name and affiliation should be clearly displayed in the uppermost portion of the poster.
7. The odd-numbered and even-numbered on-site posters should be attended by the presenters on 22 and 23 November, respectively, during the “core time” (TBD). The oral session will not be held during this period.
8. Online posters should be no more than 3 pages in PDF files. There are no restrictions on the shape of the poster, but posters should be designed to be viewed on a screen. Files other than PDF files, such as video and audio files, cannot be uploaded. Please include an email address in your poster so that the questioner can contact presenters. Please send your presentation PDF files to the representative of the organizing committee (Dr. Toshiro Saruwatari; isj-nenkai2025 [at] fish-isj.jp) by e-mail.
   
   *Deadline for submission for the presentation PDF files: 19 Nov. 2025, 17:00 (JST, GMT+9:00).
9. The registered number of presentations will be communicated to the participants by the organizing committee after the application deadline has passed.
10. No photography, recording, or copying of the presentations is allowed.

Application for participation

If you are a foreign student in Japan, your supervisor should register your participation using your name (in your place) via an internet registration system for the ISJ meeting (in Japanese). When your supervisor registers on your behalf, please remember to describe the name of the supervisor in the remarks column of the registration system. Otherwise, please send the application form (click here for download) to the representative of the organizing committee (Dr. Toshiro Saruwatari; isj-nenkai2025[at]fish-isj.jp) by e-mail.

*Deadline for application for participation and presentation: 25 September 2025, 17:00 (JST, GMT+9:00).
*Deadline for application for participation only: 16 October 2025, 17:00 (JST, GMT+9:00).
(Deadlines are the same as those for Japanese participants)
*Online participation requires prior registration. You cannot participate after the registration deadline (see above) has passed.

Abstract

Participants who wish to present their studies must send an English abstract to the organizing committee. If you are a foreign student in Japan (individual member of ISJ), your supervisor should send it in your place via the internet registration system. Otherwise (foreign member), please send it by e-mail to (isj-nenkai2025[at]fish-isj.jp). In either case, the abstract must be sent upon application for participation, for which the deadline is 25 September 2025. The English abstract will be included in the 2025 Annual Meeting Abstracts (in Japanese with English titles and authors’ names), which can be downloaded from the ISJ member website from early-November. The style of the English abstract should be in accordance with the following:

1. If the presentation includes two or more authors, the presenter should be marked by an asterisk.
2. The author’s name should be followed by their affiliation in parentheses.
3. The title, the author’s name and affiliation, and the main text should be provided on separate lines, with a single empty line in between.
4. The following tags are available:
   a. italic: <I>character</I>
   b. superscript: <SUP>character</SUP>
   c. subscript: <SUB>character</SUB>
5. The character limit of the abstract, including the title and the author names and affiliations is 1504 (i.e., 94 characters by 16 lines). Please note that the empty lines are included in the character counts.

<Example>
A new species of the coelacanth genus <i> Latimeria </i> from Osaka Bay, Japan.
(space)
*Doton Yasui (Dotonbori Aquarium) and Hideyoshi Toyotomi (Osaka Castle Univ.)
(space)
In recent years, many new species of fish have been discovered around the world. An undescribed species of the coelacanth genus <i> Latimeria </i> was captured by hook-and-line from Osaka Bay, Japan.

Fees

Conference fees for participants of ISJ member: on-site participants ¥8,000 per person (¥3,000 for students); fees for participants without registration in advance: ¥10,000 per person (¥4,000 for students); fees for online participants: ¥5,000 per person (¥2,000 for students).
Conference fees for participants of non-ISJ member: on-site participants ¥10,000 per person (¥4,000 for students); fees for participants without registration in advance: ¥11,000 per person (¥5,000 for students); fees for online participants: ¥6,000 per person (¥3,000 for students).

Banquet fees: ISJ member: ¥8,000 per person (¥5,000 for students); non-ISJ member: ¥10,000 per person (¥6,000 for students).
　　*Banquet can be joined by only those who have applied in advance.
If you register by submitting the application form via e-mail, please pay the fees directly to the reception desk on 23 November. If you use the internet registration system, please remit the fees to the ISJ’s account (provided upon inquiry) before 9 October (for presenters) or 30 October (for non-presenters).

Symposium
Three symposiums entitled “The National Museum of Natural History, Okinawa: A new research platform for studies on fish diversity” (21 November), “Ecological diversity and speciation in freshwater fishes in Japan – with a focus on northern freshwater fishes” (24 November) and “Ichthyological research at public aquariums” (24 November) will be held during the meeting.

Contact
If you have any questions, please contact the representative of the organizing committee by e-mail.
isj-nenkai2025[at]fish-isj.jp
Dr. Toshiro Saruwatari
Tokyo University