last modified：2026/04/14
Assistant Professor Nishioka Ryo
Faculty, Affiliation
University Hospital Department of Nephrology and Rheumatology
College and School Educational Field
Laboratory
Academic Background
【Academic background(Doctoral/Master's Degree)】
Kanazawa University Doctor Division of Medicine Graduate School of Medical Sciences Doctoral Course 202503 Completed
【Degree】
Doctor of Philosophy in Medicine
Career
Year & Month of Birth
Academic Society
Award
Specialities
Speciality Keywords
Research Themes
Books
Papers
- Effectiveness for remission maintenance rate and safety of different rituximab regimens for treating anti-neutrophil cytoplasmic antibody-associated vasculitis in Japan: a J-CANVAS study Chie Ogita, Kazuteru Noguchi, Jiro Takeuchi, Naoto Azuma, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Yutaka Kawahito, Toshiko Ito-Ihara, Takashi Kida, Nobuyuki Yajima, Takashi Kawaguchi, Kiyoshi Matsui Immunol Med 2025/09
- Risk factors for cytomegalovirus reactivation during the treatment of ANCA-associated vasculitis: A retrospective cohort study of the J-CANVAS study Kazutaka Kawamori, Nao Oguro, Kunika Shimizu, Takashi Kida, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Toshiko Ito-Ihara, Takashi Kawaguchi, Yutaka Kawahito, Nobuyuki Yajima Mod Rheumatol 2025/07
- Myeloperoxidase-anti-neutrophil cytoplasmic antibody positivity and disease characteristics, treatment, and prognosis in eosinophilic granulomatosis with polyangiitis S Fukui, K Ichinose, H Ide, T Uchida, T Shimizu, M Umeda, R Sumiyoshi, T Koga, S-Y Kawashiri, N Iwamoto, T Origuchi, S Omura, D Nakagomi, Y Abe, M Wada, N Takizawa, A Nomura, Y Kukida, N Kondo, Y Yamano, H Takagi, K Endo, S Hirata, N Azuma, T Takeuchi, K Kamada, R Yanai, Y Matsuo, Y Shimojima, R Nishioka, R Okazaki, T Takata, M Moriyama, A Takatani, Y Miyawaki, T Shirai, H Dobashi, T Ito, I Matsumoto, T Takada, T Ito-Ihara, T Kida, N Yajima, T Kawaguchi, Y Kawahito, A Kawakami Scand J Rheumatol 2025/11
- Effectiveness and safety of rituximab for remission maintenance therapy in microscopic polyangiitis and granulomatosis with polyangiitis in Japan: A retrospective multicenter cohort study (J-CANVAS) Motoki Takeuchi, Yoshiyuki Abe, Ayako Makiyama, Masahiro Kogami, Satoshi Omura, Daiki Nakagomi, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Yutaka Kawahito, Toshiko Ito-Ihara, Takashi Kida, Nobuyuki Yajima, Takashi Kawaguchi, Ken Yamaji, Naoto Tamura Mod Rheumatol 2026/02
- Predictors of glucocorticoid-free clinical remission in patients with newly diagnosed microscopic polyangiitis and granulomatosis with polyangiitis: a retrospective cohort study using a nationwide registry in Japan (J-CANVAS) Yusuke Ushio, Risa Wakiya, Hiromi Shimada, Koichi Sugihara, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Makoto Wada, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Hirosuke Takagi, Koji Endo, Shintaro Hirata, Naoto Azuma, Tohru Takeuchi, Shoichi Fukui, Kazuro Kamada, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Tsuyoshi Shirai, Takafumi Ito, Isao Matsumoto, Toshihiko Takada, Toshiko Ito-Ihara, Takashi Kida, Nobuyuki Yajima, Takashi Kawaguchi, Yutaka Kawahito, Hiroaki Dobashi Arthritis Res Ther 2026/03
- Real-world effectiveness of rituximab or intravenous cyclophosphamide versus non-use in patients with severe microscopic polyangiitis and granulomatosis with polyangiitis: a retrospective cohort study of J-CANVAS Satoshi Omura, Takashi Kida, Junya Kitai, Takuya Yanagida, Daiki Nakagomi, Yoshiyuki Abe, Makoto Wada, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Hirosuke Takagi, Koji Endo, Shintaro Hirata, Naoto Azuma, Tohru Takeuchi, Shoichi Fukui, Kazuro Kamada, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Tsuyoshi Shirai, Hiroaki Dobashi, Takafumi Ito, Isao Matsumoto, Toshihiko Takada, Toshiko Ito-Ihara, Nobuyuki Yajima, Takashi Kawaguchi, Takahiro Seno, Yutaka Kawahito Mod Rheumatol 2026/03
- Phenotype, serotype, and data-driven clustering reveal complementary dimensions of heterogeneity in ANCA-associated vasculitis: a multicentre Japanese cohort (J-CANVAS) Genki Kidoguchi, Yusuke Yoshida, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Makoto Wada, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Hirosuke Takagi, Koji Endo, Naoto Azuma, Tohru Takeuchi, Shoichi Fukui, Kazuro Kamada, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Tsuyoshi Shirai, Hiroaki Dobashi, Takafumi Ito, Isao Matsumoto, Toshihiko Takada, Yutaka Kawahito, Toshiko Ito-Ihara, Takashi Kida, Nobuyuki Yajima, Takashi Kawaguchi, Shintaro Hirata Rheumatol Int 2025/11
- Modification of 2022 ACR/EULAR ANCA-associated vasculitis classification criteria in a Japanese cohort (J-CANVAS) Nakako Tanaka-Mabuchi, Takashi Kida, Shunichiro Hanai, Yoshiaki Kobayashi, Satoshi Omura, Yoshiyuki Abe, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Nobuyuki Yajima, Toshiko Ito-Ihara, Takashi Kawaguchi, Yutaka Kawahito, Daiki Nakagomi Clin Exp Rheumatol 2025/11
- Association Between Bronchiectasis and Serious Infections in Microscopic Polyangiitis and Granulomatosis With Polyangiitis From the J-CANVAS Satoshi Omura, Takashi Kida, Hironori Inoue, Yuki Shimada, Daiki Nakagomi, Yoshiyuki Abe, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Hirosuke Takagi, Koji Endo, Shintaro Hirata, Naoto Azuma, Tohru Takeuchi, Shoichi Fukui, Kazuro Kamada, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Tsuyoshi Shirai, Hiroaki Dobashi, Takafumi Ito, Isao Matsumoto, Toshihiko Takada, Toshiko Ito-Ihara, Nobuyuki Yajima, Takashi Kawaguchi, Takahiro Seno, Masataka Kohno, Makoto Wada, Yutaka Kawahito Int J Rheum Dis 2026/02
- Effectiveness of intravenous methylprednisolone pulse in patients with severe microscopic polyangiitis and granulomatosis with polyangiitis Satoshi Omura, Takashi Kida, Hisashi Noma, Hironori Inoue, Hideaki Sofue, Aki Sakashita, Masatoshi Kadoya, Daiki Nakagomi, Yoshiyuki Abe, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Toshiko Ito-Ihara, Nobuyuki Yajima, Takashi Kawaguchi, Aiko Hirano, Kazuki Fujioka, Wataru Fujii, Takahiro Seno, Makoto Wada, Masataka Kohno, Yutaka Kawahito Rheumatology (Oxford) 1 63 2484-2493 2024
- Glucocorticoid tapering pace in microscopic polyangiitis and granulomatosis with polyangiitis in Japanese real-world practice: A propensity score-matched retrospective cohort study from the J-CANVAS registry Ryo Nishioka, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Toshiko Ito-Ihara, Takashi Kawaguchi, Nobuyuki Yajima, Takashi Kida, Yutaka Kawahito, Ichiro Mizushima Mod Rheumatol 8 35 496-504 2025
- Optimal dose of intravenous cyclophosphamide during remission induction therapy in ANCA-associated vasculitis: A retrospective cohort study of J-CANVAS Hideaki Sofue, Takashi Kida, Aiko Hirano, Satoshi Omura, Masatoshi Kadoya, Daiki Nakagomi, Yoshiyuki Abe, Naoho Takizawa , Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Toshiko Ito-Ihara, Nobuyuki Yajima, Takashi Kawaguchi, Kazuki Fujioka, Wataru Fujii, Takahiro Seno, Makoto Wada, Masataka Kohno, Yutaka Kawahito Mod Rheumatol 6 34 767-774 2024
- High serum IgA levels in patients with IgG4-related disease are associated with mild inflammation, sufficient disease-specific features, and favourable responses to treatments. Tsuge Shunsuke, Mizushima Ichiro, Horita Makoto, Kawahara Hiroyuki, Sanada Hajime, Yoshida Misaki, Takahashi Yoshinori, Zoshima Takeshi, Nishioka Ryo, Hara Satoshi, Suzuki Yasunori, Ito Kiyoaki, Kawano Mitsuhiro. Mod Rheumatol 28 34 621-631 2024
- Urinary abnormality in mixed connective tissue disease predicts development of other connective tissue diseases and decrease in renal function Ryo Nishioka, Takeshi Zoshima, Satoshi Hara, Yasunori Suzuki, Kiyoaki Ito, Kazunori Yamada, Akikatsu Nakashima, Yukiko Tani, Takashi Kawane, Masayoshi Hirata, Ichiro Mizushima, Mitsuhiro Kawano Mod Rheumatol 2022
- Hypertrophic pachymeningitis in ANCA-associated vasculitis: a cross-sectional and multi-institutional study in Japan (J-CANVAS) Yasuhiro Shimojima, Dai Kishida, Takanori Ichikawa, Takashi Kida, Nobuyuki Yajima, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Shintaro Hirata, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Toshiko Ito-Ihara, Takashi Kawaguchi, Yutaka Kawahito, Yoshiki Sekijima Arthritis Res Ther 2022
- Association between serum alkaline phosphatase and bacteraemia in haemodialysis outpatients: a multicentre retrospective cross-sectional study Aya Katasako, Sho Sasaki, Yoshihiko Raita, Shungo Yamamoto, Kentaro Tochitani, Minoru Murakami, Ryo Nishioka, Kiichiro Fujisaki BMJ Open 2022
- Tongue Ulceration from Cytomegalovirus Infection Ryo Nishioka, Mitsuhiro Kawano N Engl J Med 2020
- Glomerulonephritis with severe nephrotic syndrome induced by immune complexes composed of galactose-deficient IgA1 in primary Sjögren's syndrome: a case report Ryo Nishioka, Satoshi Hara, Hiroyuki Kawahara, Kiyoaki Ito, Ichiro Mizushima, Masayoshi Hirata, Michio Nagata, Mitsuhiro Kawano BMC Nephrol 2021
- Cardiac light-chain deposition disease and hints at diagnosing: a case report Ryo Nishioka, Shohei Yoshida, Hiroyuki Takamatsu, Mitsuhiro Kawano Eur Heart J Case Rep 2023
- A case of IgG4-related dacryoadenitis and sialoadenitis remitted by dupilumab monotherapy Ryo Nishioka, Takayoshi Ueno, Dai Inoue, Satoru Kondo, Mitsuhiro Kawano Rheumatology (Oxford) 2023
- Seasonal Influence on Development of Antineutrophil Cytoplasmic Antibody-Associated Vasculitis: A Retrospective Cohort Study Conducted at Multiple Institutions in Japan (J-CANVAS) Yusuke Yoshida, Naoki Nakamoto, Naoya Oka, Genki Kidoguchi, Yohei Hosokawa, Kei Araki, Michinori Ishitoku, Hirofumi Watanabe, Tomohiro Sugimoto, Sho Mokuda, Takashi Kida, Nobuyuki Yajima, Satoshi Omura, Daiki Nakagomi, Yoshiyuki Abe, Masatoshi Kadoya, Naoho Takizawa, Atsushi Nomura, Yuji Kukida, Naoya Kondo, Yasuhiko Yamano, Takuya Yanagida, Koji Endo, Kiyoshi Matsui, Tohru Takeuchi, Kunihiro Ichinose, Masaru Kato, Ryo Yanai, Yusuke Matsuo, Yasuhiro Shimojima, Ryo Nishioka, Ryota Okazaki, Tomoaki Takata, Takafumi Ito, Mayuko Moriyama, Ayuko Takatani, Yoshia Miyawaki, Toshiko Ito-Ihara, Takashi Kawaguchi, Yutaka Kawahito, Shintaro Hirata J Rheumatol 2023