2025/04/25 / 最終更新日時 : 2025/04/25 SakamotoEri Latest News LIGO-Virgo-KAGRA Collaboration Announce the 200th Gravitational Wave Detection of O4! The international gravitational wave network LVK, which is the collaboration of LIGO, Virgo and KAGRA, reporte […]
2025/02/03 / 最終更新日時 : 2025/02/03 SakamotoEri Latest News Updates of Observing Run plan of KAGRA LIGO-Virgo-KAGRA (LVK) collaboration is in the middle of Observation 4 (O4) run. Recently, LVK decided to exte […]
2024/01/15 / 最終更新日時 : 2024/01/15 SakamotoEri Latest News Impact of the January 1, 2024 Noto Peninsula Earthquake on KAGRA We are currently investigating the impact of the January 1, 2024 Noto Peninsula earthquake on KAGRA facilities […]
2023/09/29 / 最終更新日時 : 2023/11/27 SakamotoEri Back Number LIGO-Virgo-KAGRA Collaboration Meeting was held The LIGO-Virgo-KAGRA (LVK) Collaboration, an international joint observation network for gravitational waves, […]
2023/06/28 / 最終更新日時 : 2023/06/28 SakamotoEri Latest News Update on KAGRA’s O4 observing run KAGRA has completed the 4 weeks of observing run during O4a on June 21st 2023 at 8:00 a.m. JST,and resumed com […]
2023/05/25 / 最終更新日時 : 2023/05/23 SakamotoEri Latest News KAGRA started O4 observing run at 0:00 JST on May 25th.
2023/05/18 / 最終更新日時 : 2023/05/18 SakamotoEri Latest News Gravitational wave detectors prepare for next observing run The LIGO-Virgo-KAGRA collaboration is making progress towards the start of the next observing run. After three […]
2022/06/15 / 最終更新日時 : 2022/06/27 OhashiMasatake Back Number LIGO, VIRGO AND KAGRA OBSERVING RUN PLANS (15 June 2022 update; next update by 15 September 2022) LIGO, Virgo, and KAGRA are closely coordinating to sta […]
2022/05/15 / 最終更新日時 : 2022/06/27 SakamotoEri Back Number LIGO, VIRGO AND KAGRA OBSERVING RUN PLANS [15 May 2022 update; next update by 15 July 2022] LIGO, Virgo, and KAGRA are closely coordinating to start the […]
2022/03/15 / 最終更新日時 : 2022/03/18 SakamotoEri Back Number LIGO, VIRGO AND KAGRA OBSERVING RUN PLANS [15 March 2022 update; next update by 15 May 2022] LIGO, Virgo, and KAGRA are closely coordinating to start th […]
2022/02/09 / 最終更新日時 : 2022/02/10 oohara Back Number KAGRA Environmental data for the Tonga Eruption “KAGRA Environmental data for the Tonga Eruption” was released. Please see here for the detail.
2021/11/15 / 最終更新日時 : 2021/11/15 oohara Back Number LIGO, VIRGO AND KAGRA OBSERVING RUN PLANS [9 November 2021 update; next update by 15 March 2022] LIGO, Virgo, and KAGRA are closely coordinating to star […]
2021/11/08 / 最終更新日時 : 2021/11/08 oohara Back Number GWTC3 (Gravitational-Wave Transient Catalog 3) was released. LIGO-Virgo-KAGRA international gravitational-wave network released GWTC3 (Gravitational-Wave Transient Catalog […]
2021/09/15 / 最終更新日時 : 2021/09/21 kikuchi Back Number LIGO, VIRGO AND KAGRA OBSERVING RUN PLANS [15 September 2021 update; next update by 15 November 2021] The LIGO-Virgo-KAGRA Collaboration is continuing t […]
2021/08/29 / 最終更新日時 : 2021/08/30 oohara Back Number New KSC board chair, Dr. Jun’ichi Yokoyama KAGRA Scientific Congress announces the new board chair Jun’ichi Yokoyama (RESCEU, Univ. Tokyo). He will lead […]
2021/07/15 / 最終更新日時 : 2021/08/30 kikuchi Back Number LIGO, VIRGO AND KAGRA OBSERVING RUN PLANS [15 July 2021 update; next update by 15 September 2021] The LIGO-Virgo-KAGRA collaborations are making good pr […]
2021/06/29 / 最終更新日時 : 2021/06/29 oohara Back Number LIGO and Virgo observed gravitational waves from neutron star-black hole binaries (from https://www.ligo.org/science/Publication-NSBHDiscovery/) On January 5th 2020, the Advanced LIGO detector […]
2021/04/21 / 最終更新日時 : 2021/06/17 oohara Back Number The 8th KAGRA international workshop (KIW) on July 7-9, 2021 (on-line) The 8th KAGRA international workshop (KIW) will be held on July 7-9 2021, hosted by the Korea Astronomy and Sp […]
2020/12/09 / 最終更新日時 : 2020/12/09 ooba Back Number Update on LIGO-Virgo-KAGRA observing run plans December 9, 2020 Hi All: The LIGO-Virgo-KAGRA collaborations have reviewed the readiness status of the detecto […]
2020/04/17 / 最終更新日時 : 2020/04/21 ooba Back Number KAGRA Scientific Congress Newsletter No. 7 KAGRA Scientific Congress Newsletter No.7 is now online. Contents: p.1 KAGRA entered the observing mode! p.3 L […]
2020/02/25 / 最終更新日時 : 2020/02/28 ooba Back Number KAGRA Gravitational-wave Telescope Starts Observation February 25, 2020 On February 25, 2020, KAGRA started observing run after its commissioning procedures and eng […]
2019/12/01 / 最終更新日時 : 2020/04/21 ooba Back Number KAGRA Scientific Congress Newsletter No.6 KAGRA Scientific Congress Newsletter No. 6 is now online. Contents p-1: KAGRA joined International GW Network […]
2019/11/28 / 最終更新日時 : 2019/11/28 ooba Back Number KAGRA’s promotion video released KAGRA’s promotion video English version is now online! (c) 2019 ICRR, The Universiti of Tokyo / Iwanami […]
2019/10/04 / 最終更新日時 : 2019/10/08 ooba Back Number KAGRA completes construction, MoA is signed KAGRA celebrated the completion of its work to build the underground detector on Oct. 4, 2019, a milestone in […]
2019/08/20 / 最終更新日時 : 2019/10/01 ooba Back Number KAGRA Scientific Congress Newsletter No.5 The fifth issue of KAGRA Scientific Congress Newsletter is now online. Contents of this issue: p-1: O3 started […]
2019/06/21 / 最終更新日時 : 2019/10/01 ooba Back Number Sixth KAGRA International Workshop in Wuhan, China, June 21 – 23 The 6th KAGRA International Workshop was held in Wuhan, China on 21 – 23 June, 2019. http://kiw6.csp.esc […]
2019/06/01 / 最終更新日時 : 2019/07/04 ooba Back Number 120 students from Taiwan listened KAGRA lecture On May 29, approximately 120 students from Taichung Municipal Taichung First Senior High School in Taiwan visi […]
2019/05/13 / 最終更新日時 : 2019/05/13 ooba Latest News Prof. Hyung Mok Lee Awarded Samyang Group’s Sudang Prize Samyang Group in Korea announced three winners of the 28th Sudang Prize, including KAGRA’s collaborator […]
2019/04/17 / 最終更新日時 : 2019/04/17 ooba Latest News KAGRA Scientific Congress Newsletter No.4 The fourth issue of KAGRA Scientific Congress Newsletter is now online. Contents of this issue: p.2 Directions […]
2018/12/01 / 最終更新日時 : 2018/12/03 ooba Latest News December Issue of KAGRA Scientific Congress Newsletter The third issue of the KAGRA Scientific Congress Newsletter is now available online. Contents of this issue: p […]
2018/11/20 / 最終更新日時 : 2018/11/20 ooba Events Fifth KAGRA International Workshop in Perugia, Italy, Feb. 14-15, 2019 The 5th KAGRA International Workshop will be held in Perugia the 14th and 15th of February followed by a conne […]
2018/11/09 / 最終更新日時 : 2018/12/05 ooba Latest News Nishina Memorial Prize to Prof. Masaru Shibata Professor Masaru Shibata, Director of Max Planck Institute for Gravitational Physics and Professor of Yukawa I […]
2018/09/20 / 最終更新日時 : 2018/09/20 ooba Latest News Dr. Yuichiro Sekiguchi Awarded Yukawa-Kimura Prize Dr. Yuichiro Sekiguchi, KAGRA’s collaborator and Associate Professor at Toho University is awarded the 1 […]
2018/08/03 / 最終更新日時 : 2018/11/18 ooba Latest News August Issue of KAGRA Scientific Congress Newsletter The second issue of KAGRA Scientific Congress Newsletter is released and now online at https://gwdoc.icrr.u-to […]
2018/05/25 / 最終更新日時 : 2018/05/25 ooba Events Fourth KAGRA International Workshop in Ewha Woman’s University, June 29-30 May 25, 2018 The 4th KAGRA International Workshop will be held in Ewha Woman’s University, located in Se […]
2018/04/11 / 最終更新日時 : 2018/04/11 ooba Latest News Former Spokesperson of LIGO Scientific Collaboration visits KAGRA On March 30, Louisiana State University’s Professor Gabriela González, the former Spokesperson of LIGO S […]
2018/04/01 / 最終更新日時 : 2018/05/25 ooba Latest News Premiere Issue of KAGRA Scientific Congress Newsletter The premiere issue of KAGRA Scientific Congress Newsletter is released and now online at https://gwdoc.icrr.u- […]
2016/02/12 / 最終更新日時 : 2016/02/12 webmaster Back Number Commet on the search for gravitational waves from LIGO-VIRGO team announcement Feb. 12th, 2016 Message from KAGRA on the discovery of Gravitational Wave signal by LIGO-Virgo collaborations […]
2015/10/07 / 最終更新日時 : 2015/11/16 webmaster Back Number Professor Kajita won the novel prize in physics !! Professor Kajita, who is the PI of KAGRA, won the Nobel prize in physics !!
2014/06/13 / 最終更新日時 : 2014/06/13 webmaster Back Number “First detection of Gravitational Waves using Cryogenic Laser Interferometer” was selected as a Specially Promoted Research Our research proposal entitled ” First detection of Gravitational Waves using Cryogenic Laser Interferom […]
2014/03/31 / 最終更新日時 : 2014/03/31 webmaster Back Number Excavation of KAGRA’s 7 km Tunnel Now Complete Excavation of KAGRA’s 7 km Tunnel Now Complete March 31, 2014 On March 31, 2014, the team of the Large-Scale C […]
2014/03/05 / 最終更新日時 : 2014/03/05 admin Back Number GWADW2014 will be held in Takayama-city, Gifu-prefecture, Japan. GWADW2014 in which we discuss about the future technique for GW detection will be held in Takayama-city, Gifu- […]
2013/12/05 / 最終更新日時 : 2013/12/06 admin Back Number The KAGRA Y arm tunnel has been opened ! Since 2012 May, the Y arm tunnel of KAGRA was excavated from Mozumi area and Atotsu area. In Dec/5/2013, this […]
2013/11/25 / 最終更新日時 : 2013/11/25 admin Back Number Prof. Somiya’s article was selected as one of hilights of CQG. Prof. Somiya’s article has been selected by the Editorial Board of Classical and Quantum Gravity (CQG) t […]
2013/10/17 / 最終更新日時 : 2013/10/17 admin Back Number MOU between KAGRA and Dept. of Phys. HNUE was signed. MOU between KAGRA and Dept. of Phys. Hanoi Nat. Univ. of Education was signed on Oct. 11, 2013. You can find t […]
2013/07/23 / 最終更新日時 : 2013/07/23 webmaster Back Number KAGRA talk event from April to September 2013 The KAGRA talk event is being held in Inotani-sekisho museum in front of the JR inotani station. The lecturer […]
2013/07/09 / 最終更新日時 : 2013/07/23 webmaster Back Number Yoshiki high school students visited CLIO and SK Yoshiki high school students visited CLIO and SK in July 9th. This event was also reported in a local newspape […]
2013/06/10 / 最終更新日時 : 2013/07/23 webmaster Back Number 4th Korea-Japan Workshop was held in Osaka Univ. The 4th Korea-Japan Workshop was held in Osaka Univ. The web site is here
2013/05/13 / 最終更新日時 : 2013/05/13 admin Back Number The doctor thesis of Dr.Izumi got Braccini Prize 2012. The doctor thesis of Dr.Izumi who use to be a doctorial student of NAOJ got Braccini Prize 2012 (https://wwwca […]
2013/04/22 / 最終更新日時 : 2013/04/22 admin Back Number An Italy-Japan Workshop has been held in the Embassy of Italy. April 19th 2013, an Italy-Japan Workshop about gravitational wave physics has been held in the Embassy of Ital […]
2013/04/09 / 最終更新日時 : 2013/04/09 admin Back Number Pro. Takahashi was awarded a science prize for encouragement of Yamanashi Academy. Pro. Takahashi was awarded a prize for encouragement of Yamanashi Academy as a promising young researcher in t […]
2013/01/30 / 最終更新日時 : 2013/01/30 admin Back Number Core to Core program about GW project was selected. In Jan/30/2013, the project titled “The construction of Gravitational Wave Astronomy” was selected […]
2013/01/18 / 最終更新日時 : 2013/01/18 admin Back Number KAGRA Data analysis school wiil be held in NAOJ. KAGRA Data analysis school wiil be held in NAOJ during Fev 20th ~ 22th. You can find application form and info […]
2012/12/23 / 最終更新日時 : 2012/12/23 webmaster Back Number 3rd Korea-Japan Workshop was held in Dec 21~22 2012 3rd Korea-Japan Workshop was held in Dec 21~22 2012. The program was here.
2012/11/01 / 最終更新日時 : 2012/11/01 admin Back Number The President of Toyama University visited CLIO. Pro. Endo, the president of Toyama University visited CLIO. After that young scientists in GW group had a meet […]
2012/08/31 / 最終更新日時 : 2012/08/31 webmaster Back Number ET-KAGRA thermal noise workshop was held ET-KAGRA thermal noise workshop was held in Jena University, Germany. The workshop report is in here
2012/08/17 / 最終更新日時 : 2012/08/17 webmaster Back Number KAGRA Advisory Board was held in ICRR Kashiwa Campus. KAGRA Advisory Board Meeting was held in ICRR Kashiwa Campus. KAGRA EO members were evaluated about the progre […]
2012/07/08 / 最終更新日時 : 2012/07/13 webmaster Back Number Workshop with Toyama-University was held. In 8th July, a workshop about KAGRA with the department of physics and engineer of Toyama University was held […]
2012/06/27 / 最終更新日時 : 2012/06/27 webmaster Back Number Lecture on KAGRA in GSA seminar in Hida-city In June 17th, Uchiyama-kun who is ICRR member gave a lecture on KAGRA in the GSA seminar promoted by Hida acad […]
2012/06/18 / 最終更新日時 : 2012/06/19 admin Back Number Excavation of New Atotsu Tunnel has started. New Atotsu tunnel excavation has started. The excavation of Mozumi is also all right.
2012/05/22 / 最終更新日時 : 2012/05/22 webmaster Back Number The blasting at the Mozumi entrance has started. The blasting at the Mozumi entrance has started. before after
2012/04/17 / 最終更新日時 : 2012/04/20 admin Back Number The External Review was Held in ICRR UT. An External Review for KAGRA project was held in ICRR from 17th April to 20th. The committee chaired by Dr. Mi […]
2012/03/27 / 最終更新日時 : 2012/07/28 webmaster Back Number The KAGRA loga was selected. The KAGRA logo was selected.
2012/03/13 / 最終更新日時 : 2012/03/13 admin Back Number The director of ICRR, Pro.Kajita(KAGRA project PI) was awarded a prize of the Japan Academy of 2012. KAGRA project PI, Pro.Kajita was awarded a prize of the Japan Academy of 2012 for “the discovery of atmo […]
2012/03/02 / 最終更新日時 : 2012/03/02 admin Back Number “Y.Susa selected as rep for MS students in Dept of Physics at Tokyo Tech” Yuki Susa, a member of the KAGRA collaboration at Tokyo Tech, has been chosen as the representative of master […]
2012/02/29 / 最終更新日時 : 2012/02/29 admin Back Number A Master thesis of T.Sekiguchi who is a member of GW group got an ICRR Director Award in the ICRR Master and Doctor Thesis Workshop. In 28th February, A Master thesis of T.Sekiguchi got an ICRR Director Award in the ICRR Master and Doctor Thes […]
2012/02/18 / 最終更新日時 : 2012/02/18 webmaster Events Members of the House of Councilors visited in Kamioka Observatory Members of the House of Councilors, who belong to committee on education, visited in Kamioka Observatory, Supe […]
2012/02/15 / 最終更新日時 : 2012/02/18 webmaster Back Number Thermal noise reduction in CLIO was published in Physical Review Letters Thermal noise reduction in CLIO was published in Physical Review Letters. Summary by Author T.Uchiyama. “ […]
2012/01/28 / 最終更新日時 : 2012/02/18 webmaster Back Number LCGT got new nickname “KAGRA” ! LCGT finally got new nickname “KAGRA”. KA means “Kamioka”, and GRA means Gravity and G […]
2012/01/21 / 最終更新日時 : 2012/02/18 admin Back Number LCGT ground breaking ceremony was Held LCGT ground breaking ceremony was held in Mozumi, Kamioka-cho, Hida-city, Gifu prefecture. Some photos about c […]
2012/01/14 / 最終更新日時 : 2012/01/23 webmaster Back Number Korea-Japan Workshop was held in Korea University Korea-Japan Workshop was held in Korea University to promote LCGT project. Collaborations in laser development […]
2011/10/12 / 最終更新日時 : 2011/10/12 admin Back Number In November 5th, a lecture about gravitational wave will be presented in Yamanashi-Eiwa Univ. In 2011 November 5th, a lecture entitled ” Challenge to the Mystery of the Universe from Yamanashi !R […]
2011/10/03 / 最終更新日時 : 2011/10/13 admin Back Number EGO-ICRR Meeting will be held in October 4th ~ 5th. The European Gravitational Observatory (EGO) and the Institute for Cosmic Ray Research (ICRR) organize a meeti […]
2011/09/14 / 最終更新日時 : 2011/09/14 admin Back Number Dr.Miyakawa will give a lecture in Nagoya University GCOE seminar in Sept 27th. Dr.Miyakawa (ICRR.UT staff) will give a lecture in Nagoya University GCOE program named as “Quest for fu […]
2011/07/11 / 最終更新日時 : 2011/07/11 webmaster Latest News A live science cafe about LCGT will be broadcasted in Niconico-douga HP. In the afternoon July 24th, a science cafe live about LCGT project will be broadcasted in the home page of Nic […]
2011/06/17 / 最終更新日時 : 2011/06/17 admin Back Number New hypocrism for LCGT project was selected in LCGT naming committee. Yoko Ogawa-san who is a japanese famous novelist kindly accepted to be a chairman of a LCGT naming committee, […]
2011/05/12 / 最終更新日時 : 2011/05/24 admin Back Number An explanatory meeting about LCGT will be held in Higashimozumi, Kamioka-cho An explanatory meeting about LCGT vacuum ducts temporary stock in the Kamioka-railway tunnels will be held in […]
2011/05/12 / 最終更新日時 : 2011/05/12 admin Back Number LCGT new name will be selected in 16th June. A meeting for LCGT new name selection was put off due to 3.11 earthquake will be held in 16th June 2011.
2011/04/21 / 最終更新日時 : 2011/04/26 admin Back Number Students and teachers of Sizhuoka-Kita high school visited CLIO. Students and their teachers of Sizhuoka-Kita high school visited Super-Kamiokand, XMASS and CLIO as an event o […]
2011/04/19 / 最終更新日時 : 2011/04/19 admin Back Number An explanatory meeting about LCGT will be held in Urushiyama, Kamioka-cho. An explanatory meeting about LCGT vacuum ducts temporary stock in the Kamioka-railway tunnels will be held in […]
2011/04/12 / 最終更新日時 : 2011/04/12 admin Back Number Yamanashi nichi-nichi newspaper wrote up LCGT. Yamanashi nichi-nichi newspaper wrote up a company in this region accepted an order for LCGT vacuum system in […]
2011/04/01 / 最終更新日時 : 2011/04/08 admin Back Number Gravitational Wave Project Office was established in April 1st 2011. Gravitational Wave Project Office was established in April 1st 2011.
2011/03/31 / 最終更新日時 : 2011/04/01 admin Back Number Gravitational Wave Project Office will be established in April 1st 2011. Gravitational Wave Project Office will be established in April 1st 2011.
2011/03/29 / 最終更新日時 : 2011/04/26 admin Back Number Members of the Academy of Basical Chemistry Education of Japan visited CLIO. An Emeritus professor of Tokyo-toritsu University Ikemoto and members of ABCEJ visited Super-Kamiokande, XMASS […]
2011/02/18 / 最終更新日時 : 2011/04/01 admin Back Number LCGT MOUs between LIGO and VIRGO were formally concluded. LCGT MOUs between LIGO and VIRGO were formally concluded.
2011/02/06 / 最終更新日時 : 2011/04/01 admin Back Number Mainichi newspaper wrote up the new name application for LCGT. Mainichi newspaper wrote up the new name application for LCGT.
2010/12/16 / 最終更新日時 : 2011/04/01 admin Back Number Physics today Journal wrote up LCGT on the 35th page in December issue. Physics today Journal wrote up LCGT on the 35th page in December issue.
2010/11/24 / 最終更新日時 : 2011/03/24 admin Back Number Staff of Italy embassy visited CLIO with Desalva-sensei. Staff of Italy embassy visited CLIO with Desalva-sensei.
2010/11/19 / 最終更新日時 : 2011/03/24 admin Back Number “Thermal-noise-limited underground interferometer CLIO” was selected as an oustanding article in the Classical and Quantum Gravity hilight of 2009-2010. “Thermal-noise-limited underground interferometer CLIO” was selected as an oustanding article in t […]
2010/11/18 / 最終更新日時 : 2011/03/24 admin Back Number The film about the construction of LCGT has started. The film about the construction of LCGT has started.
2010/11/17 / 最終更新日時 : 2011/04/12 admin Back Number Visitors The department chief of the academic organization section of the Ministry of Education, Culture, Sports, Scien […]
2010/11/09 / 最終更新日時 : 2011/03/24 admin Back Number Technical staff and postdoctoral researche recuruiting has started. Technical staff and postdoctoral researche recuruiting has started.
2010/11/05 / 最終更新日時 : 2011/03/24 admin Back Number Yoko Ogawa-sensei who is a famous award-winning novelist agreed to be a chairman to decide the new LCGT name. Yoko Ogawa-sensei who is a famous award-winning novelist agreed to be a chairman to decide the new LCGT name.
2010/11/05 / 最終更新日時 : 2011/03/24 admin Back Number An assistant researcher recruiting has started. An assistant researcher recruiting has started.
2010/11/03 / 最終更新日時 : 2011/03/24 admin Back Number “A key to understand the Universe – Gravitational Wave detection” ” A key to understand the Universe – Gravitational Wave detection” by a LCGT collaborator, D […]
2010/11/03 / 最終更新日時 : 2011/03/24 admin Back Number LCGT call for a new charming name! LCGT call for a new charming name!
2010/10/15 / 最終更新日時 : 2011/03/24 admin Back Number A public lecture about LCGT will be held in November 27th. A public lecture about LCGT will be held in November 27th. This lecture is one of the National University Fest […]
2010/09/25 / 最終更新日時 : 2011/03/24 admin Back Number University of Tokyo, Executive Management Program students (20) visited CLIO. University of Tokyo, Executive Management Program students (20) visited CLIO.
2010/09/15 / 最終更新日時 : 2011/03/24 admin Back Number Visitors The President of the University of Tokyo, Professor Hamada and the regent of the University of tokyo, Professo […]
2010/06/21 / 最終更新日時 : 2011/03/24 admin Back Number Professor Takeda and Assistant Professor Miyamaru and their students Professor Takeda and Assistant Professor Miyamaru and their students (Shinshu University, Department of Scienc […]