The campus of the University of Tokyo is the location of the first modern Japanese university. The campus is of historical note for two reasons. First, it was not damaged by air raids during World War II. Second, many university buildings have been declared National Treasures of Japan as they are examples of historic architectural design. This article focuses on registered cultural heritage.

Hongo campus The Hongo campus has many historic buildings including Yasuda Auditorium, the first registered tangible cultural heritage property in Tokyo. Other examples of registered cultural heritage sites are the Main Gate, including the porter's lodge; buildings 1, 2 and 3 of the Faculty of Law & Letters; the building housing the Faculty of Engineering (Reppin-kan); and building 1 of the Faculty of Engineering.

Many campus buildings were designed by Yoshikazu Uchida in the Gothic style known as Uchida Gothic. One of the most notable examples of this style is the Faculty of Medicine Building 3, the administration building for Medicine; however, there are many other Uchida Gothics on campus.東京大学出版会編 (University of Tokyo Press, Editors) 1960 『東京大学:その百年』 (University of Tokyo: One Hundred Years) 東京大学出版会 (University of Tokyo Press)寺崎昌男 (Terasaki Masao) 2007 『東京大学の歴史 大学制度の先駆け』 (History of the University of Tokyo: Forerunner of the University System) 講談社 (Kodansha - Academic Paperback) 木下直之 (Kinoshita Naoyuki) 2005 『東京大学本郷キャンパス案内』 (University of Tokyo, Hongo Campus Guidebook) 東京大学出版会 (University of Tokyo Press)

Gates was designed by Chuta Ito and was completed in 1912. It is located in the western part of the campus facing Hongo dori (Hongo Street). is located in the southwest of the campus, and it also faces Hongo dori. It is often mistaken for the Main Gate, and so the University of Tokyo is commonly called the Akamon. is located in , which was owned by the daimyō of the Maeda clan. The gate was constructed at the time of the marriage ceremony of , a daughter of the eleventh Tokugawa shōgun, , to , the twelfth lord of the Maeda clan, in 1827. The gate's architectural style is Yakui mon, with -roofed guard stations. It is an important cultural property and was designated as a national heritage. is located in the eastern part of the campus and faces Shinobazu Street. This gate is near the Yokoyama Taikan memorial house and the Kyu-Iwasaki-tei Garden. It allows access to both the Ueno Station and the Yushima station. It is mainly used by hospital employees and medical students. is located on the southern part of the campus. It was designed by Yoshikazu Uchida and completed in 1933. The name came from Tatsuoka-cho, the old name of Yushima. is very close to the Tatsuoka Gate, so many people confuse Tatsuoka mon with Tetsu mon. was located near the southern end of the Central Clinical Service Building, from 1879 to 1918. In 1918, the university purchased some acres of private land outside of Tetsu mon, and there was no need to mark off the site of the university with the gate. The Tetsu mon that exists today was reconstructed on May 5, 2006, at the same location. Before the current gate was in place, the Tetsu mon was specified as the main gate of Hongo Campus. The former admissions building of the medical school is located near the gate, and the name of Tetsu mon became synonymous with the University of Tokyo Medical School, and the alumni of it. Today the is used for commemorative purposes . is located on the south side of the campus, and faces Kasuga dori. The gate was renovated in 2007. was completed in 2007. It is located in the northwestern part of campus and faces Hongo dori as do the Aka mon and the Sei mon. The Niskikata Gate is an especially small gate. It is located behind the Faculty of Engineering Building 5, and it is only used by pedestrians going to the engineering department. Previously those pedestrians had to go through the main gate to the Yayoi campus, which led to a more circuitous route. The name of the gate derives from its geographical location. was finished in 2007 and was built near the entrance of the Toei Ōedo subway line. The gate is close to The University Museum of the University of Tokyo and the Faculty of Science Building 2. The gate's walls were made with the blocks of the original Kaitoku-kan destroyed during World War 2.

Head office and University Research Institute Facilities Administration Bureau Building 1 was designed by Kenzō Tange, and was built in 1979. It is located near the Tatsuoka mon; and, as its name suggests, it is used as the head office of the university. The building has 12 floors, which was uncommonly tall for 1979. Administration Bureau Building 2 was finished in 1976 as Faculty of Science Building 7. It was also designed by Kenzō Tange. The building is situated next to the Administration Bureau, and its design is similar to that of the latter. At first, the building was used for the mathematics, science, and geological science departments. After the mathematics department moved to the Mathematical Science Building in the Komaba campus and the geological science department's relocated to Building 1, it became Administration Bureau Building 2. Today, it houses the Administration Bureau, the Graduate School of Public Policy, the study-abroad office, and a part of the Graduate School of Interdisciplinary Information Studies, etc. Yasuda Auditorium (formal nomenclature ) is a registered tangible cultural heritage building. A groundbreaking ceremony for the auditorium was held in 1925, and construction was completed the same year. The designers were Yoshikazu Uchida and Hideto Kishida. General Library. When the 1923 Great Kantō earthquake struck, the old brick library burned down, and a new library was constructed with donations from the Rockefeller Foundation. The rebuilt library was designed by Yoshikazu Uchida, and finished in 1928. After World War II, in order to house several newly created departments and research institutes, the south side of the campus was expanded with new buildings for the Faculty of Education, the old Information Technology Center, the Institute of Social Science, and the Historiographer Institute. The expansion was built in the Uchida Gothic style. Central Commons was completed in 1976 and is located below the square of Yasuda Auditorium. It has the characteristics of a dome. Sanjo Conference Hall was completed as part of the centenary anniversary celebrations of the university in 1986. The Hall was designed by Kunio Maekawa, and contains assembly rooms and a staff cafeteria. Near the Tatsuoka Gate is the Sanjo Conference Hall Tatsuoka-mon Annex. Information Center building was designed by Hideto Kishida and completed in 1926. Originally built as the night clinic attached to the academic medical center, and to house the medical association office, it was later converted into the Information Center. It is located near the Tatsuoka mon. In 2003, it was designated as a historical architecture selected by the Tokyo Metropolitan Government. Communication Center was originally built, in 1910, as a garage for jinrikisha, but it was refurbished after the establishment of the Act of National University Corporations. It is the oldest building on the Hongo campus, although the oldest school building is the Chemistry Building. Within the University of Tokyo campus it stands as the oldest piece of architecture next to the University Museum Koishikawa Annex. originally was the residence of the Maeda family. In 1905, the Japanese wooden house was designed by Torazo Kitazawa and was completed under the patronage of the Emperor. In 1907, a western-architecture-style house, designed by Watanabe Yuzuru was completed. In 1926, in a land-space exchange with the Tokyo Prefecture (東京府), the residence was donated and became the site of the agricultural department in Komaba. Both of the houses were burned down during the Great Tokyo Air Raids, but the Japanese wooden house was rebuilt in 1951. Some of the buildings in the Hongo campus have used the blocks from the burned western-style house.

Sports facilities is a gym facility located to the east of the Sanshiro Pond (Ikutokuen). The gym was designed by Yoshinobu Ashihara. It was completed in 1988 as a consequence of the 1977 centennial celebrations. The provisional title was Hongo Kinen-kan, because, at first, it was to be built on a part of the Yayoi campus. After plans were changed, the facility was constructed at the present site. The gym has a swimming pool, gymnasium, training room, rock-climbing wall, and other facilities. The University decided to renovate the structure next to the athletic field, designed by Yoshikazu Uchida and constructed in 1933. It served as poling board and the entrance to the chemistry building and the mall. Later, it was decided to demolish the building because of signs of distress, and the Student Counseling Center was built on its site. is a martial arts gymnasium located on the south side of the Goten shita field, near the medical library. It was designed by Yoshikazu Uchida in a Japanese style of architecture, not his usual gothic. Completed in 1938, it has been designated as historical architecture by the Tokyo Metropolitan Government. The origin of the name was derived from , xuān gōng shí èr nián 「宣公十二年」(xuān gong twenty years) in chūn qiū zuǒ shì 『春秋左氏伝』 (the commentary for Shun-ju written by zuŏ qiū míng). The term was coined by Dr. Atsushi Shionoya, Professor of Tokyo Imperial University.

Faculty of Law Faculty of Law & Letters Building 1 was designed by Yoshikazu Uchida and was completed in 1935. The building was known as , when its classrooms were also used by the economics department. It is a registered tangible cultural heritage. Classroom 25, located upstairs, is a large lecture room where meetings are held, and it is also used for giving entrance examinations. The schoolroom was the site of the Todai Popolo Incident of 1952. The office of the Faculty of Law is in Faculty of Law & Letters Building 1. Faculty of Law & Letters Building 2 was designed by Yoshikazu Uchida and was completed in 1938, and mirrors building 1 across the street that runs from the Main Gate to Yasuda Auditorium. Form, when it was also used for classrooms for the department of economics, it was called . The office of the Faculty of Literature is now located here. It is also a registered tangible cultural heritage. The arcade, at right angle to the street, and decorated with ancient Greece-style carving, show Uchida Gothic at its truest. In the basement are (old Daiich Shokudo) and . Faculty of Law & Letters Building 3 was designed by Yoshikazu Uchida and was completed in 1927. It is a registered tangible cultural heritage. Faculty of Law & Letters Building 4 was designed by Sachio Otani and was completed in 1987. It is the building located on the west side of the square in front of the General Library. It was constructed at the same time as Faculty of Letters Building 3. General Research Building was designed by Humihiko Maki, and Maki and Associates, and was completed in 2003. It is characterized by its full-height windows. It is mainly used by the School of Law.

Faculty of Medicine Faculty of Medicine Building 1 was designed by Yoshikazu Uchida, and was completed in 1931. Now it is used integrally with Bio-science Research Bldg. Remodeling was completed in 2002. Faculty of Medicine Building 2 (main building) was designed by Yoshikazu Uchida and was completed in 1936. The office for the medical school is located here. The medical library was completed as a part of the medical school's 100th anniversary celebrations in 1961. It was reinforced against earthquakes in 2008. It is called the Central Center. First Research Building and the East Clinical Research Building. Both buildings were designed by Yoshikazu Uchida and were completed in 1928.