Publications

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Issue DateTitleAuthor(s)RelationscopusWOSFulltext/Archive link
12020Monitoring the Morphology of M87* in 2009–2017 with the Event Horizon TelescopeGeoffrey C. Bower ; Paul Ho ; Patrick M. Koch ; Shoko Koyama ; Satoki Matsushita ; Event Horizon Telescope CollaborationThe Astrophysical Journal 901(1), 67
22020Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolutionJae Young Kim; Thomas P. Krichbaum; Avery E. Broderick; Maciek Wielgus; Lindy Blackburn; José L. Gómez; Michael D. Johnson; Katherine L. Bouman; Andrew Chael; Kazunori Akiyama; Svetlana Jorstad; Alan P. Marscher; Sara Issaoun; Michael Janssen; Chi Kwan Chan; Tuomas Savolainen; Dominic W. Pesce; Feryal Özel; Antxon Alberdi; Walter Alef; Keiichi Asada; Rebecca Azulay; Anne Kathrin Baczko; David Ball; Mislav Baloković; John Barrett; Dan Bintley; Wilfred Boland; Geoffrey C. Bower ; Michael Bremer; Christiaan D. Brinkerink; Roger Brissenden; Silke Britzen; Dominique Broguiere; Thomas Bronzwaer; Do Young Byun; John E. Carlstrom; Shami Chatterjee; Koushik Chatterjee; Ming Tang Chen; Yongjun Chen; Ilje Cho; Pierre Christian; John E. Conway; James M. Cordes; Geoffrey B. Crew; Yuzhu Cui; Jordy Davelaar; Mariafelicia De Laurentis; Roger Deane; Jessica Dempsey; Gregory Desvignes; Jason Dexter; Sheperd S. Doeleman; Ralph P. Eatough; Heino Falcke; Vincent L. Fish; Ed Fomalont; Raquel Fraga-Encinas; Per Friberg; Christian M. Fromm; Peter Galison; Charles F. Gammie; Roberto García; Olivier Gentaz; Boris Georgiev; Ciriaco Goddi; Roman Gold; Arturo I. Gómez-Ruiz; Minfeng Gu; Mark Gurwell; Kazuhiro Hada; Michael H. Hecht; Ronald Hesper; Luis C. Ho; Paul Ho ; Mareki Honma; Chih Wei L. Huang; Huang Lei; David H. Hughes; Shiro Ikeda; Makoto Inoue; David J. James; Buell T. Jannuzi; Britton Jeter; Jiang Wu; Alejandra Jimenez-Rosales; Taehyun Jung; Mansour Karami; Ramesh Karuppusamy; Tomohisa Kawashima; Garrett K. Keating; Mark Kettenis; Junhan Kim; Jongsoo Kim; Motoki Kino; Jun Yi Koay; Patrick M. Koch ; Shoko Koyama ; Michael Kramer; Carsten Kramer; Cheng Yu Kuo; Tod R. Lauer; Sang Sung Lee; Yan Rong Li; Zhiyuan Li; Michael Lindqvist; Rocco Lico; Liu Kuo; Elisabetta Liuzzo; Wen Ping Lo; Andrei P. Lobanov; Laurent Loinard; Colin Lonsdale; Ru Sen Lu; Nicholas R. Macdonald; Jirong Mao; Sera Markoff; Daniel P. Marrone; Iván Martí-Vidal; Satoki Matsushita ; Lynn D. Matthews; Lia Medeiros; Karl M. Menten; Yosuke Mizuno; Izumi Mizuno; James M. Moran; Kotaro Moriyama; Monika Moscibrodzka; Gibwa Musoke; Cornelia Müller; Hiroshi Nagai; Neil M. Nagar; Masanori Nakamura; Ramesh Narayan; Gopal Narayanan; Iniyan Natarajan; Roberto Neri; Chunchong Ni; Aristeidis Noutsos; Hiroki Okino; Héctor Olivares; Gisela N. Ortiz-León; Tomoaki Oyama; Daniel C.M. Palumbo; Jongho Park; Nimesh Patel; Ue Li Pen; Vincent Piétu; Richard Plambeck; Aleksandar Popstefanija; Oliver Porth; Prather Ben; Jorge A. Preciado-López; Dimitrios Psaltis; Hung Yi Pu; Venkatessh Ramakrishnan; Ramprasad Rao; Mark G. Rawlings; Alexander W. Raymond; Luciano Rezzolla; Bart Ripperda; Freek Roelofs; Alan Rogers; Eduardo Ros; Mel Rose; Arash Roshanineshat; Helge Rottmann; Alan L. Roy; Chet Ruszczyk; Benjamin R. Ryan; Kazi L.J. Rygl; Salvador Sánchez; David Sánchez-Arguelles; Mahito Sasada; F. Peter Schloerb; Karl Friedrich Schuster; Lijing Shao; Zhiqiang Shen; Des Small; Bong Won Sohn; Jason Soohoo; Fumie Tazaki; Paul Tiede; Remo P.J. Tilanus; Michael Titus; Kenji Toma; Pablo Torne; Tyler Trent; Efthalia Traianou; Sascha Trippe; Shuichiro Tsuda; Ilse Van Bemmel; Huib Jan Van Langevelde; Daniel R. Van Rossum; Wagner Jan; John Wardle; Derek Ward-Thompson; Jonathan Weintroub; Norbert Wex; Robert Wharton; George N. Wong; Qingwen Wu; Doosoo Yoon; André Young; Ken Young; Ziri Younsi; Yuan Feng; Ye Fei Yuan; J. Anton Zensus; Guangyao Zhao; Shan Shan Zhao; Ziyan Zhu; Juan Carlos Algaba; Alexander Allardi; Rodrigo Amestica; Jadyn Anczarski; Uwe Bach; Frederick K. Baganoff; Christopher Beaudoin; Bradford A. Benson; Ryan Berthold; Jay M. Blanchard; Ray Blundell; Sandra Bustamente; Roger Cappallo; Edgar Castillo-Domínguez; Chih Cheng Chang; Shu Hao Chang; Song Chu Chang; Chung Chen Chen; Ryan Chilson; Tim C. Chuter; Rodrigo Córdova Rosado; Iain M. Coulson; Joseph Crowley; Mark Derome; Matthew Dexter; Sven Dornbusch; Kevin A. Dudevoir; Sergio A. Dzib; Andreas Eckart; Chris Eckert; Neal R. Erickson; Wendeline B. Everett; Aaron Faber; Joseph R. Farah; Vernon Fath; Thomas W. Folkers; David C. Forbes; Robert Freund; David M. Gale; Gao Feng; Gertie Geertsema; David A. Graham; Christopher H. Greer; Ronald Grosslein; Frédéric Gueth; Daryl Haggard; Nils W. Halverson; Chih Chiang Han ; Kuo Chang Han; Jinchi Hao; Yutaka Hasegawa; Jason W. Henning; Antonio Hernández-Gómez; Rubén Herrero-Illana; Stefan Heyminck; Akihiko Hirota; James Hoge; Yau De Huang; C. M. Violette Impellizzeri; Homin Jiang; David John; Atish Kamble; Ryan Keisler; Kimihiro Kimura; Yusuke Kono; Derek Kubo; John Kuroda; Richard Lacasse; Robert A. Laing; Erik M. Leitch; Chao Te Li ; Lupin C.C. Lin; Ching Tang Liu; Kuan Yu Liu; Li Ming Lu; Ralph G. Marson; Pierre L. Martin-Cocher; Kyle D. Massingill; Callie Matulonis; Martin P. Mccoll; Stephen R. Mcwhirter; Hugo Messias; Meyer Zhao Zheng; Daniel Michalik; Alfredo Montaña; William Montgomerie; Matias Mora-Klein; Dirk Muders; Andrew Nadolski; Santiago Navarro; Joseph Neilsen; Chi H. Nguyen; Hiroaki Nishioka; Timothy Norton; Michael A. Nowak; George Nystrom; Hideo Ogawa; Peter Oshiro; Harriet Parsons; Peñalver Juan; Neil M. Phillips; Michael Poirier; Nicolas Pradel; Rurik A. Primiani; Philippe A. Raffin; Alexandra S. Rahlin; George Reiland; Christopher Risacher; Ignacio Ruiz; Alejandro F. Sáez-Madaín; Remi Sassella; Pim Schellart; Paul Shaw; Kevin M. Silva; Hotaka Shiokawa; David R. Smith; William Snow; Kamal Souccar; Don Sousa; Tirupati K. Sridharan; Ranjani Srinivasan; William Stahm; Antony A. Stark; Kyle Story; Sjoerd T. Timmer; Laura Vertatschitsch; Craig Walther; Ta Shun Wei; Nathan Whitehorn; Alan R. Whitney; David P. Woody; Jan G.A. Wouterloot; Melvin Wright; Paul Yamaguchi; Chen Yu Yu; Milagros Zeballos; Shuo Zhang; Lucy ZiurysAstronomy & Astrophysics 640, A69
32020Verification of Radiative Transfer Schemes for the EHTBower, Geoffrey C. ; Ho, Paul ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Event Horizon Telescope CollaborationThe Astrophysical Journal 897(2), 148
42020THEMIS: A Parameter Estimation Framework for the Event Horizon TelescopeBower, Geoffrey C. ; Ho, Paul ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Event Horizon Telescope CollaborationThe Astrophysical Journal 897(2), 139
52020SYMBA: An end-to-end VLBI synthetic data generation pipeline. Simulating Event Horizon Telescope observations of M 87G. C. Bower ; P. Ho ; P. M. Koch ; S. Koyama ; S. Matsushita ; Event Horizon Telescope CollaborationAstronomy & Astrophysics 636, A5
62020Herschel SPIRE Discovery of Far-infrared Excess Synchrotron Emission from the West Hot Spot of the Radio Galaxy Pictor AIsobe, Naoki; Sunada, Yuji; Kino, Motoki; Koyama, Shoko ; Tashiro, Makoto; Nagai, Hiroshi; Pearson, ChrisThe Astrophysical Journal 899(1), 17
72019The Event Horizon General Relativistic Magnetohydrodynamic Code Comparison ProjectAsada, Keiichi ; Bower, Geoffrey C. ; Ho, Paul ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Event Horizon Telescope CollaborationThe Astrophysical Journal Supplement Series 243(2), 26
82019First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black HoleAsada, Keiichi ; Ho, Paul ; Huang, Chih-Wei L. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Event Horizon Telescope CollaborationThe Astrophysical Journal Letters 875(1), L6
92019First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black HoleAsada, Keiichi ; Ho, Paul ; Huang, Chih-Wei L. ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Han, Chih-Chiang ; Huang, Yau-De ; Event Horizon Telescope CollaborationThe Astrophysical Journal Letters 875(1), L1
102019First M87 Event Horizon Telescope Results. II. Array and InstrumentationAsada, Keiichi ; Ho, Paul ; Huang, Chih-Wei L. ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Han, Chih-Chiang ; Huang, Yau-De ; Event Horizon Telescope CollaborationThe Astrophysical Journal Letters 875(1), L2
112019First M87 Event Horizon Telescope Results. III. Data Processing and CalibrationAsada, Keiichi ; Ho, Paul ; Huang, Chih-Wei L. ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Event Horizon Telescope CollaborationThe Astrophysical Journal Letters 875(1), L3
122019First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black HoleAsada, Keiichi ; Ho, Paul ; Huang, Chih-Wei L. ; Koch, Patrick M. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Event Horizon Telescope CollaborationThe Astrophysical Journal Letters 875(1), L4
132019First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric RingAsada, Keiichi ; Ho, Paul ; Huang, Chih-Wei L. ; Koyama, Shoko ; Matsushita, Satoki ; Nakamura, Masanori ; Event Horizon Telescope CollaborationThe Astrophysical Journal Letters 875(1), L5
142019Jet kinematics of the quasar 4C+21.35 from observations with the KaVA very long baseline interferometry arrayTaeseok Lee; Sascha Trippe; Motoki Kino; Bong Won Sohn; Jongho Park; Junghwan Oh; Kazuhiro Hada; Kotaro Niinuma; Hyunwook Ro; Taehyun Jung; Guang-Yao Zhao; Sang-Sung Lee; Juan-Carlos Algaba; Kazunori Akiyama; Kiyoaki Wajima; Satoko Sawada-Satoh; Fumie Tazaki; Ilje Cho; Jeffrey Hodgson; Jeong Ae Lee; Yoshiaki Hagiwara; Mareki Honma; Shoko Koyama ; Tao An; Yuzhu Cui; Hyemin Yoo; Noriyuki Kawaguchi; Duk-Gyoo Roh; Se-Jin Oh; Jae-Hwan Yeom; Dong-Kyu Jung; Chungsik Oh; Hyo-Ryoung Kim; Ju-Yeon Hwang; Do-Young Byun; Se-Hyung Cho; Hyun-Goo Kim; Hideyuki Kobayashi; Katsunori M Shibata; Zhiqiang Shen; Wu Jiang; Jee Won LeeMonthly Notices of the Royal Astronomical Society 486(2), 2412-2421
152019Stable Radio Core of the Blazar Mrk 501 during High-energy Active State in 2012Koyama, Shoko ; Kino, Motoki; Doi, Akihiro; Niinuma, Kotaro; Giroletti, Marcello; Paneque, David; Akiyama, Kazunori; Giovannini, Gabriele; Zhao, Guang-Yao; Ros, Eduardo; Kataoka, Jun; Orienti, Monica; Hada, Kazuhiro; Nagai, Hiroshi; Isobe, Naoki; Kobayashi, Hideyuki; Honma, Mareki; Lico, RoccoThe Astrophysical Journal 884(2), 132
162019Accretion disk versus jet orientation in H2O megamaser galaxiesKamali, F.; Henkel, C.; Koyama, S. ; Kuo, C. Y.; Condon, J. J.; Brunthaler, A.; Reid, M. J.; Greene, J. E.; Menten, K. M.; Impellizzeri, C. M. V.; Braatz, J. A.; Litzinger, E.; Kadler, M.Astronomy & Astrophysics 624, A42
172018Parabolic Jets from the Spinning Black Hole in M87Nakamura, Masanori; Asada, Keiichi; Hada, Kazuhiro; Pu, Hung-Yi; Noble, Scott; Tseng, Chihyin; Toma, Kenji; Kino, Motoki; Nagai, Hiroshi; Takahashi, Kazuya; Algaba, Juan-Carlos; Orienti, Monica; Akiyama, Kazunori; Doi, Akihiro; Giovannini, Gabriele; Giroletti, Marcello; Honma, Mareki; Koyama, Shoko ; Lico, Rocco; Niinuma, Kotaro; Tazaki, FumieThe Astrophysical Journal 868(2), 146
182018A balloon-borne very long baseline interferometry experiment in the stratosphere: Systems design and developmentsDoi, Akihiro; Kono, Yusuke; Kimura, Kimihiro; Nakahara, Satomi; Oyama, Tomoaki; Okada, Nozomi; Satou, Yasutaka; Yamashita, Kazuyoshi; Matsumoto, Naoko; Baba, Mitsuhisa; Yasuda, Daisuke; Suzuki, Shunsaku; Hasegawa, Yutaka; Honma, Mareki; Tanaka, Hiroaki; Ishimura, Kosei; Murata, Yasuhiro; Shimomukai, Reiho; Tachi, Tomohiro; Saito, Kazuya; Watanabe, Naohiko; Bando, Nobutaka; Kameya, Osamu; Yonekura, Yoshinori; Sekido, Mamoru; Inoue, Yoshiyuki; Sakamoto, Hiraku; Kogiso, Nozomu; Shoji, Yasuhiro; Ogawa, Hideo; Fujisawa, Kenta; Narita, Masanao; Shibai, Hiroshi; Fuke, Hideyuki; Uehara, Kenta; Koyama, Shoko Advances in Space Research 63(1) 779-793
192018VERA monitoring of the radio jet 3C 84 in the period of 2007–2013: Detection of non-linear motionHiura, Koichiro; Nagai, Hiroshi; Kino, Motoki; Niinuma, Kotaro; Sorai, Kazuo; Chida, Hikaru; Akiyama, Kazunori; D’Ammando, Filippo; Giovannini, Gabriele; Giroletti, Marcello; Hada, Kazuhiro; Honma, Mareki; Koyama, Shoko ; Orienti, Monica; Orosz, Gabor; Sawada-Satoh, SatokoPublications of the Astronomical Society of Japan 70(5), 83
202017Pilot KaVA monitoring on the M 87 jet: Confirming the inner jet structure and superluminal motions at sub-pc scalesKazuhiro Hada; Jong Ho Park; Motoki Kino; Kotaro Niinuma; Bong Won Sohn; Hyun Wook Ro; Taehyun Jung; Juan-Carlos Algaba; Guang-Yao Zhao; Sang-Sung Lee; Kazunori Akiyama; Sascha Trippe; Kiyoaki Wajima; Satoko Sawada-Satoh; Fumie Tazaki; Ilje Cho; Jeffrey Hodgson; Jeong Ae Lee; Yoshiaki Hagiwara; Mareki Honma; Shoko Koyama ; Junghwan Oh; Taeseak Lee; Hyemin Yoo; Noriyuki Kawaguchi; Duk-Gyoo Roh; Se-Jin Oh; Jae-Hwan Yeom; Dong-Kyu Jung; Chungsik Oh; Hyo-Ryoung Kim; Ju-Yeon Hwang; Do-Young Byun; Se-Hyung Cho; Hyun-Goo Kim; Hideyuki Kobayashi; Katsunori M. ShibataPublications of the Astronomical Society of Japan 69(4), 71
212017Mid-infrared Excess from the West Hot Spot of the Radio Galaxy Pictor A Unveiled by WISEIsobe, Naoki; Koyama, Shoko ; Kino, Motoki; Wada, Takehiko; Nakagawa, Takao; Matsuhara, Hideo; Niinuma, Kotaro; Tashiro, MakotoThe Astrophysical Journal 850(2), 193
222016Exploring the Magnetic Field Configuration in BL Lac Using GMVARani, Bindu; Krichbaum, Thomas; Hodgson, Jeff; Koyama, Shoko ; Zensus, Anton; Fuhramnn, Lars; Marscher, Alan; Jorstad, SvetlanaGalaxies 4(3), 32
232015X-ray measurement of electron and magnetic-field energy densities in the west lobe of the giant radio galaxy 3C 236Isobe, Naoki; Koyama, Shoko Publications of the Astronomical Society of Japan 67(4), 77
242015Discovery of off-axis jet structure of TeV blazar Mrk 501 with mm-VLBIKoyama, S. ; Kino, M.; Giroletti, M.; Doi, A.; Giovannini, G.; Orienti, M.; Hada, K.; Ros, E.; Niinuma, K.; Nagai, H.; Savolainen, T.; Krichbaum, T. P.; Pérez-Torres, M. Á.Astronomy & Astrophysics 586, A113
252015DISCOVERY OF A WANDERING RADIO JET BASE AFTER A LARGE X-RAY FLARE IN THE BLAZAR MARKARIAN 421Niinuma, K.; Kino, M.; Doi, A.; Hada, K.; Nagai, H.; Koyama, S. The Astrophysical Journal 807(1), L14
262015APPARENT INWARD MOTION OF THE PARSEC-SCALE JET IN THE BL LAC OBJECT OJ287 DURING THE 2011-2012 γ-ray FLARESSAWADA-SATOH, S.; AKIYAMA, K.; NIINUMA, K.; NAGAI, H.; KINO, M.; D'AMMANDO, F.; Koyama, S. ; HADA, K.; ORIENTI, M.; HONMA, M.; SHIBATA, K.M.Publications of The Korean Astronomical Society 30(2), 429-432
272015Probing the precise location of the radio core in the TeV blazar Mrk 501 with VERA at 43 GHzKoyama, Shoko ; Kino, Motoki; Doi, Akihiro; Niinuma, Kotaro; Hada, Kazuhiro; Nagai, Hiroshi; Honma, Mareki; Akiyama, Kazunori; Giroletti, Marcello; Giovannini, Gabriele; Orienti, Monica; Isobe, Naoki; Kataoka, Jun; Paneque, David; Kobayashi, Hideyuki; Asada, KeiichiPublications of the Astronomical Society of Japan 67(4), 67
282014A STRONG RADIO BRIGHTENING AT THE JET BASE OF M 87 DURING THE ELEVATED VERY HIGH ENERGY GAMMA-RAY STATE IN 2012Hada, K.; Giroletti, M.; Kino, M.; Giovannini, G.; D'Ammando, F.; Cheung, C. C.; Beilicke, M.; Nagai, H.; Doi, A.; Akiyama, K.; Honma, M.; Niinuma, K.; Casadio, C.; Orienti, M.; Krawczynski, H.; Gómez, J. L.; Sawada-Satoh, S.; Koyama, S. ; Cesarini, A.; Nakahara, S.; Gurwell, M. A.The Astrophysical Journal 788(2), 165
292014VLBI observations of bright AGN jets with the KVN and VERA Array (KaVA): Evaluation of imaging capabilityKotaro Niinuma; Sang-Sung Lee; Motoki Kino; Bong Won Sohn; Kazunori Akiyama; Guang-Yao Zhao; Satoko Sawada-Satoh; Sascha Trippe; Kazuhiro Hada; Taehyun Jung; Yoshiaki Hagiwara; Richard Dodson; Shoko Koyama ; Mareki Honma; Hiroshi Nagai; Aeree Chung; Akihiro Doi; Kenta Fujisawa; Myoung-Hee Han; Joeng-Sook Kim; Jeewon Lee; Jeong Ae Lee; Atsushi Miyazaki; Tomoaki Oyama; Kazuo Sorai; Kiyoaki Wajima; Jaehan Bae; Do-Young Byun; Se-Hyung Cho; Yoon Kyung Choi; Hyunsoo Chung; Moon-Hee Chung; Seog-Tae Han; Tomoya Hirota; Jung-Wook Hwang; Do-Heung Je; Takaaki Jike; Dong-Kyu Jung; Jin-Seung Jung; Ji-Hyun Kang; Jiman Kang; Yong-Woo Kang; Yukitoshi Kan-ya; Masahiro Kanaguchi; Noriyuki Kawaguchi; Bong Gyu Kim; Hyo Ryoung Kim; Hyun-Goo Kim; Jaeheon Kim; Jongsoo Kim; Kee-Tae Kim; Mikyoung Kim; Hideyuki Kobayashi; Yusuke Kono; Tomoharu Kurayama; Changhoon Lee; Jung-Won Lee; Sang Hyun Lee; Young Chol Minh; Naoko Matsumoto; Akiharu Nakagawa; Chung Sik Oh; Se-Jin Oh; Sun-Youp Park; Duk-Gyoo Roh; Tetsuo Sasao; Katsunori M. Shibata; Min-Gyu Song; Yoshiaki Tamura; Seog-Oh Wi; Jae-Hwan Yeom; Young Joo YunPublications of the Astronomical Society of Japan 66(6), 103
302013Multifrequency VLBI Observations of the Broad Absorption Line Quasar J1020 4320: Recently Restarted Jet Activity?Doi, Akihiro; Murata, Yasuhiro; Mochizuki, Nanako; Takeuchi, Hiroshi; Asada, Keiichi; Hayashi, Takayuki J.; Nagai, Hiroshi; Shibata, Katsunori M.; Oyama, Tomoaki; Jike, Takaaki; Fujisawa, Kenta; Sugiyama, Koichiro; Ogawa, Hideo; Kimura, Kimihiro; Honma, Mareki; Kobayashi, Hideyuki; Koyama, Shoka Publications of the Astronomical Society of Japan 65(3) 57
312013VLBI Imagings of a Kilo-Parsec Knot in 3C 380Koyama, Shoko ; Kino, Motoki; Nagai, Hiroshi; Hada, Kazuhiro; Kameno, Seiji; Kobayashi, HideyukiPublications of the Astronomical Society of Japan 65(2), 29
322013The GENJI Programme: Gamma-Ray Emitting Notable AGN Monitoring by Japanese VLBINagai, Hiroshi; Kino, Motoki; Niinuma, Kotaro; Akiyama, Kazunori; Hada, Kazuhiro; Koyama, Shoko ; Orienti, Monica; Hiura, Koichiro; Sawada-Satoh, Satoko; Honma, Mareki; Giovannini, Gabriele; Giroletti, Marcello; Shibata, Katsunori; Sorai, KazuoPublications of the Astronomical Society of Japan 65(2), 24
332012POSSIBLE DETECTION OF APPARENT SUPERLUMINAL INWARD MOTION IN MARKARIAN 421 AFTER THE GIANT X-RAY FLARE IN 2010 FEBRUARYNiinuma, K.; Kino, M.; Nagai, H.; Isobe, N.; Gabanyi, K. E.; Hada, K.; Koyama, S. ; Asada, K.; Oyama, T.; Fujisawa, K.The Astrophysical Journal 759(2), 84
342012Radio and γ-ray follow-up of the exceptionally high-activity state of PKS 1510−089 in 2011M. Orienti; S. Koyama ; F. D'Ammando; M. Giroletti; M. Kino; H. Nagai; T. Venturi; D. Dallacasa; G. Giovannini; E. Angelakis; L. Fuhrmann; T. Hovatta; W. Max-Moerbeck; F. K. Schinzel; K. Akiyama; K. Hada; M. Honma; K. Niinuma; D. Gasparrini; T. P. Krichbaum; I. Nestoras; A. C. S. Readhead; J. L. Richards; D. Riquelme; A. Sievers; H. Ungerechts; J. A. ZensusMonthly Notices of the Royal Astronomical Society 428(3), 2418-2429
352010EVIDENCE OF NON-THERMAL X-RAY EMISSION FROM RADIO LOBES OF CYGNUS AYaji, Y.; Tashiro, M. S.; Isobe, N.; Kino, M.; Asada, K.; Nagai, H.; Koyama, S. ; Kusunose, M.The Astrophysical Journal 714(1), 37-44