On the afternoon of July 12, the closing ceremony of the 64th International Mathematical Olympiad Japan was held at Makuhari Messe in Chiba.
The ceremony began with a retrospective VTR of the event, showcasing the opening ceremony's group photo, images of contestants heading to their competitions, and scenes from post-competition excursions, all displayed on a large screen.

The participating teams' total score determines the countries' ranking in the International Mathematical Olympiad. The country rankings have also been confirmed with the announcement of individual results on July 12th, Wednesday.

China secured the first place for the fifth consecutive year. Among the 112 teams participating this time, they were the only team to have all members win gold medals, making it an impressive first place.

The United States, South Korea, Romania, and Canada occupy the second to fifth places, with Japan following in sixth place. A total of 618 participants took part in this contest, including 67 female participants.

On Wednesday, July 12th, the 64th International Mathematical Olympiad Japan results were announced.

After the two-day competition held on Saturday, July 8th, and Sunday, July 9th, the coordination, grading meeting, took place, and as a result, they decided on the final scores.

On July 11th, three groups of the Czech Republic, France, and Italy contestants visited the University of Tokyo Kashiwa Campus.

On July 11, a sports event was held at Kanda University of Foreign Studies located in Miham-ku, Chiba City, for contestants who wished to participate. Football in the morning and tennis in the afternoon. 8 players and 1 guide played tennis. The players arrived at the venue, a 20 minute walk from the hotel where they were staying, at around 2pm. Although the weather was unfortunately extremely hot, the players and student volunteers played doubles in a mixed team and enjoyed socialising and playing against each other for two and a half hours.

On July 11th, a team tour consisting of 10 groups was conducted. One group visited the Mathematics Experience Museum at the Tokyo University of Science located in Kagurazaka, Shinjuku-ku, Tokyo.

The group consists of four teams from India, Belgium, Argentina, and Hong Kong.

On the afternoon of the 9th, after the exams were over, a tea ceremony experience event was held at "Koubai" on the 1st floor of TKP Garden City Makuhari as an opportunity to experience Japanese culture.

Michael Hardy Sōgetsu, an instructor of the Urasenke tea ceremony and a resident of Kyoto from the United States, served as the instructor. The contestants sat in the formal seiza posture, enjoyed wagashi, traditional Japanese sweets, and drank matcha, powdered green tea.

After completing the answers to six problems over two days, the assigned guides and staff applauded the contestants as they left the competition venue with radiant expressions. The IMO2023 event will continue until the closing ceremony on the 12th, and the contestants will participate in exchange events such as sports tournaments while awaiting the announcement of the scoring results at the closing ceremony.

On Saturday, July 8th, the first day of competition for the 64th International Mathematical Olympiad (IMO) Japan began.

At 8:00 a.m., the doors of the competition venue opened, and the contestants entered with only a zippered bag containing writing utensils and other essentials, showing a relaxed demeanor. Some teams formed circles with the contestants and deputy team leaders, synchronizing their shouts of encouragement. The contestants will have four and a half hours to work on solving three problems.

On the afternoon of July 7th, the opening ceremony of the 64th International Mathematical Olympiad (IMO) Japan took place at Makuhari Messe in Chiba.

The ceremony began with a powerful performance by the Wadaiko group, Arakawa Shachu, followed by speeches from Ms. Nagaoka Keiko Minister of Education, Culture, Sports, Science and Technology, Japan (Honorary Chairperson of IMO 2023 Organizing Committee), Gregor Dolinar, the President of the IMO Board (Professor at the University of Ljubljana, Slovenia), and Takeshi Soeda, the Chairman of the IMO 2023 Organizing Committee (President and CEO of Gibraltar Life Insurance Co., Ltd.). At the end of Dolinar’s speech, Keisuke Koide, a member of the Japanese team (Nada High School, 3rd year), was called upon to the stage to represent the participating contestants and make a solemn pledge in English to compete fairly and honestly.

On July 6th, the registration and check-in of the contestants for the IMO 2023 Japan took place at a hotel in Chiba City, Chiba Prefecture. The reception started at 3 p.m., and one by one, the participants registered under the guidance ofvolunteer guides assigned to them. The contestants exchanged greetings, and familiar faces among them were delighted to reunite with each other.

The participants are arriving one after another for IMO2023 Japan. On July 4th, the representatives from South America's Colombia arrived at Haneda Airport. About 20 people arrived on the night of the 5th, and it is expected that more than 100 people will arrive at Narita Airport and about 40 people at Haneda Airport on the 6th.