Status
Study
Lead sponsor
Phase
Enrol
Sites in Japan
Start
Not yet open
Eli Lilly and Company
Phase 3
2,115
Chiyoda City, Chūōku, Kawasaki, Kin-cho, Kunigami-gun, Nerima-ku, Shinjuku, Shinjuku-ku, Urasoe
2026-12
Not yet open
Aesculap AG
Observational
176
Nagoya, Toyoake, Kashiwa, Gifu, Sapporo, Nishinomiya, Kawasaki, Kashihara
2026-09-30
Recruiting
Eli Lilly and Company
Phase 3
1,000
Fukuoka, Hakata-Ku, Hino, Karatsu, Kawasaki, Kitakyushu, Koshigaya, Kōtō City
2026-08-14
Recruiting
Janssen Research & Development, LLC
Phase 3
348
Kawasaki, Kobe, Kodaira-shi, Maebashi, Minatoku, Mitaka, Nagasaki, Sapporo
2026-07-23
Recruiting
National Cancer Center, Japan
Phase 2
136
Chiba, Fukuoka, Gifu, Maebashi, Hiroshima, Kawasaki, Yokohama, Ina
2026-07-15
Recruiting
argenx
Phase 3
230
Okayama, Bunkyō-Ku, Ōta-ku, Iizuka, Kawasaki, Kitakyushu, Kyoto, Nagasaki
2026-06-10
Recruiting
Eli Lilly and Company
Phase 2
350
Bunkyō City, Fujisawa, Himeji, Inage, Kawasaki, Kobe, Kōtoku, Kurashiki
2026-05-20
Recruiting
Merck Sharp & Dohme LLC
Phase 3
590
Nagoya, Hirosaki, Tōon, Sapporo, Kobe, Tsukuba, Kita-gun, Kawasaki
2026-04-23
Recruiting
Genmab
Phase 3
544
Sapporo, Akashi, Tsu, Takatsuki, Hidaka, Kashiwa, Kawasaki, Kurume
2026-04-03
Recruiting
Novartis Pharmaceuticals
Phase 2
32
Kawasaki, Miyazaki
2026-03-26
Recruiting
Astellas Pharma Global Development, Inc.
Phase 2
240
Gifu, Kobe, Tsukuba, Kawasaki, Bunkyo-ku, Koto-ku, Ube, Kyoto
2026-03-12
Recruiting
Eli Lilly and Company
Phase 3
900
Chūōku, Izumisano, Kawasaki, Kisarazu, Kure, Kyoto, Matsuyama, Osaka
2026-02-10
Recruiting
Heartseed Inc.
Phase 1/2
14
Tsukuba, Kawasaki, Matsumoto, Shinagawa-Ku, Shinjuku-ku
2026-01-19
Recruiting
Eli Lilly and Company
Phase 3
150
Abeno, Iruma, Kawasaki, Kofu, Kōriyama, Kumamoto, Nagano, Naka
2026-01-12
Recruiting
Bristol-Myers Squibb
Phase 2/3
590
Nagoya, Kashiwa, Otashi, Sapporo, Himeji, Kobe, Shiwa-gun Yahaba-cho, Kawasaki
2026-01-02
Active, closed
Abbott Medical Devices
Not applicable
50
Toyoake, Tokyo, Kitakyushu, Shiwa-gun, Kamakura, Kawasaki, Miyazaki, Sakai
2025-12-17
Recruiting
Eli Lilly and Company
Phase 3
450
Chūōku, Fukuoka, Hirosaki, Kanazawa, Kashiwa, Kawasaki, Kita-ku, Kobe
2025-12-12
Recruiting
Bristol-Myers Squibb
Phase 3
650
Hadano, Kawasaki, Sakai, Kanzaki-Gun Yoshinogari-Cho, Karatsu-shi, Bunkyo-ku, Fukuoka, Okayama
2025-12-02
Active, closed
Pfizer
Phase 2
42
Kobe, Kawasaki, Okayama
2025-11-10
Recruiting
Eli Lilly and Company
Phase 3
1,205
Chūō, Fukuyama, Hakodate, Higashiibaraki, Higashiku, Kanazawa, Kawasaki, Kitakyushu
2025-10-31
Recruiting
Pfizer
Phase 2/3
982
Nagoya, Chiba, Kashiwa, Kita-gun, Kawasaki, Yokohama, Suita, Nagaizumi-cho
2025-10-03
Recruiting
Takeda
Phase 3
180
Nagoya, Hirosaki, Chūōku, Shirakawa, Sapporo, Zentsujichó, Kawasaki, Yokohama
2025-10-01
By invitation
Astria Therapeutics, Inc.
Phase 3
145
Kawagoe, Fukuoka, Kawasaki
2025-10-01
Recruiting
Bristol-Myers Squibb
Phase 2/3
470
Kawasaki, Bunkyo-ku, Koto-ku, Toyoma
2025-09-30
Recruiting
Daiichi Sankyo
Phase 2/3
630
Bunkyō City, Fukuoka, Hirosaki-shi, Kanazawa, Kawasaki, Kōtoku, Kumamoto, Kyoto
2025-09-26
Recruiting
Sanofi
Phase 4
35
Kawasaki, Hiroshima, Saitama, Tokyo
2025-09-23
Active, closed
Eli Lilly and Company
Phase 3
800
Fukuoka, Izumo, Kariya, Kawasaki, Minatoku, Miyazaki, Morioka, Saitama
2025-09-15
Recruiting
Janssen Research & Development, LLC
Phase 3
220
Bunkyō City, Funabashi Shi, Hakodate, Kawasaki, Minatoku, Sakura, Yokohama
2025-09-10
Recruiting
Nippon Medical School
Phase 4
500
Chūō, Fukui, Fukuoka, Fukuyama, Hirakata, Kagoshima, Katsuura, Kawasaki
2025-08-01
Recruiting
Bristol-Myers Squibb
Phase 3
586
Inage, Matsudo, Hiroshima, Kita-gun, Kamakura, Kawasaki, Ina, Kashiwazaki
2025-07-21
Recruiting
Merck Sharp & Dohme LLC
Phase 2
340
Ōbu, Narashino, Kawasaki, Tsu, Kurashiki, Hirakata, Kanzaki-gun, Shinjuku
2025-07-16
Recruiting
Bristol-Myers Squibb
Phase 3
426
Hadano, Kawasaki, Sakai, Kanzaki-Gun Yoshinogari-Cho, Karatsu-shi, Bunkyo-ku, Fukuoka, Okayama
2025-07-10
Recruiting
Osaka University
Not applicable
450
Matsudo, Urayasu, Kitakyushu, Kurume, Nishinomiya, Isehara, Kamakura, Kawasaki
2025-06-01
Recruiting
OCEAN-SHD Study Group
Phase 4
500
Nagoya, Toyohashi, Matsudo, Kitakyushu, Gifu, Sapporo, Isehara, Kawasaki
2025-05-29
Recruiting
Abbott Medical Devices
Observational
304
Nagoya, Kitakyushu, Kawasaki, Sendai, Kurashiki, Hirakata, Osaka, Suita
2025-05-26
Recruiting
Novartis Pharmaceuticals
Phase 2
224
Nagoya, Matsudo, Kawasaki, Yokohama, Habikino, Shinagawa Ku, Fukuoka, Kyoto
2025-05-16
Active, closed
Astria Therapeutics, Inc.
Phase 3
157
Fukuoka, Tsu, Kawagoe, Saitama, Hiroshima, Kawasaki, Nagasaki, Saga
2025-03-20
Active, closed
Boston Scientific Corporation
Observational
433
Kamakura-shi, Sendai, Kurashiki-shi, Saitama, Fuchu-shi, Fukuoka-ken, Kanagawa, Kawasaki
2025-03-18
Recruiting
Merck Sharp & Dohme LLC
Phase 3
1,000
Nagoya, Kashiwa, Matsuyama, Sapporo, Kahoku-gun, Isehara, Kawasaki, Sagamihara
2025-03-16
By invitation
Inari Medical
Observational
100
Chuo, Ōta, Kawasaki, Suita, Asahikawa, Chiba, Daitō, Kanagawa
2025-02-17
Recruiting
Dianthus Therapeutics
Phase 3
256
Niigata, Kawasaki, Tsukuba, Kurashiki, Hirakata, Kawagoe, Ube, Chiba
2025-02-10
Active, closed
Genmab
Phase 3
584
Nagoya, Kurume, Sapporo, Kawasaki, Sendai, Niigata, Okayama, Hidaka
2025-02-07
Recruiting
Novartis Pharmaceuticals
Observational
30
Ōbu, Toyoake, Kurume, Sapporo, Tsukuba, Kawasaki, Yokohama, Tsu
2024-12-19
Active, closed
Pharvaris Netherlands B.V.
Phase 3
81
Kawasaki, Tokyo
2024-12-01
Recruiting
Merck Sharp & Dohme LLC
Phase 3
680
Kashiwa, Kitakyushu, Kawasaki, Yokohama, Hirakata, Sakai, Sunto-gun, Shimotsuga-gun
2024-10-21
Recruiting
ARCAGY/ GINECO GROUP
Phase 3
250
Bunkyō City, Fukushima, Hidaka, Hirosaki, Kashiwa, Kawasaki, Koshigaya, Kurume
2024-07-30
Active, closed
Vor Biopharma
Phase 3
191
Nagoya, Sapporo, Kobe, Kawasaki, Yokohama, Sendai, Kashiwazaki-Shi, Ginowan-Shi
2024-07-17
Recruiting
Merck Sharp & Dohme LLC
Phase 3
1,530
Nagoya, Kashiwa, Ōta, Sapporo, Isehara, Kawasaki, Sagamihara, Yokohama
2024-06-24
Active, closed
Merck Sharp & Dohme LLC
Phase 3
550
Toyoake, Tōon, Fukuoka, Ōta, Kanazawa, Kawasaki, Yokohama, Natori-shi
2024-06-11
Recruiting
Merck Sharp & Dohme LLC
Phase 3
1,200
Nagoya, Kashiwa, Sapporo, Isehara, Kawasaki, Sagamihara, Yokohama, Tsu
2024-04-14
Recruiting
Merck Sharp & Dohme LLC
Phase 3
780
Kashiwa, Matsuyama, Kitakyushu, Kobe, Kawasaki, Yokohama, Hirakata, Sakai
2024-04-03
Recruiting
Hoffmann-La Roche
Phase 3
1,350
Maebashi, Sapporo, Hizume, Kawasaki, Yokohama, Ehime, Fukuoka, Gifu
2024-03-13
Recruiting
Pulmonx Corporation
Observational
140
Aichi, Gifu, Kanagawa, Kanazawa, Kawasaki, Mie, Nagasaki, Nagoya
2024-03-12
Active, closed
Rege Nephro Co., Ltd.
Phase 2
70
Kurume, Sapporo, Kamakura, Kawasaki, Kyoto, Bunkyo-ku, Minato-ku, Shinjukuku
2023-12-22
Active, closed
Merck Sharp & Dohme LLC
Phase 3
868
Nagoya, Hirosaki, Kashiwa, Akashi, Kawasaki, Yokohama, Sendai, Hirakata
2023-12-06
Active, closed
Incyte Corporation
Phase 3
467
Hamamatsu, Kawasaki, Kobe, Kyoto, Minamikoshigaya, Nagasaki, Nagoya, Nankoku
2023-11-29
Recruiting
Alexion Pharmaceuticals, Inc.
Observational
200
Fukuoka, Kawasaki, Miyagi, Tokyo
2023-08-30
Recruiting
Pfizer
Phase 3
318
Kitakyushu-shi, Kawasaki, Sendai, Okayama, Ōtsu, Bunkyo-ku, Shinjuku-ku, Ube
2023-05-20
Recruiting
City of Hope Medical Center
Observational
400
Kawasaki, Mie, Tokyo, Yamagata
2023-04-15
Recruiting
National Cancer Center Hospital East
Phase 3
608
Chiba, Ehime, Fukuoka, Gifu, Hirosaki, Hiroshima, Kawasaki, Kitakyushu
2022-11-21
Active, closed
Sanofi
Phase 3
104
Sapporo, Kagoshima, Kawasaki, Sendai, Fukuoka, Tokyo
2022-05-03
Active, closed
Medtronic Cardiovascular
Not applicable
650
Kanagawa, Isehara, Kawasaki, Osaka
2022-04-27
Active, closed
Merck Sharp & Dohme LLC
Phase 3
643
Nagoya, Kashiwa, Matsuyama, Tōon, Kurume, Sapporo, Shiwa-gun Yahaba-cho, Kawasaki
2021-12-13
Active, closed
Ono Pharmaceutical Co., Ltd.
Phase 1
65
Toyoake, Chiba, Kashiwa, Sapporo, Kobe, Kawasaki, Yokohama, Kurashiki
2021-09-23
Recruiting
Novartis Pharmaceuticals
Phase 3
540
Kasugai, Toyoake, Toyota, Sapporo, Kawasaki, Yokohama, Kyoto, Sendai
2021-09-20
Active, closed
Merck Sharp & Dohme LLC
Phase 3
342
Nishinomiya, Kawasaki, Sagamihara, Suita, Hidaka, Shinjuku-ku, Chiba, Fukuoka
2021-06-18
Recruiting
AgNovos Healthcare, LLC
Not applicable
2,400
Akita, Kōriyama, Nishinomiya, Marugame, Kawasaki, Kochi, Okayama, Izunokuni
2021-04-24
Active, closed
Seagen, a wholly owned subsidiary of Pfizer
Phase 2
217
Nagoya, Kashiwa-shi, Kawasaki, Osakasayama-shi, Cho-ku, Tokyo
2021-01-11
Active, closed
Pfizer
Phase 3
841
Chiba, Kashiwa, Sapporo, Kanazawa, Kawasaki, Yokohama, Nagoya, Osaka
2020-12-21
Active, closed
Novartis Pharmaceuticals
Phase 3
404
Fukuoka, Kanazawa, Kashihara, Kawasaki, Niigata, Okayama, Osaka, Saitama
2020-12-11
Active, closed
CG Oncology, Inc.
Phase 3
190
Kashiwa-shi, Tōon, Sapporo, Kandori, Marugame, Kawasaki, Yokohama, Kyoto
2020-10-27
Active, closed
Seagen, a wholly owned subsidiary of Pfizer
Phase 2
40
Nagoya, Kashiwa-shi, Kawasaki, Osaka, Chuo-ku, Koto-ku
2020-09-15
Active, closed
Abbott Medical Devices
Not applicable
1,686
Chiba, Nishinomiya, Kawasaki, Sagamihara
2019-10-03
Active, closed
Bristol-Myers Squibb
Phase 3
839
Nagoya, Chiba, Kashiwa-shi, Matsuyama, Fukuoka, Sapporo, Kanazawa, Kawasaki
2019-08-05
Active, closed
Merck Sharp & Dohme LLC
Phase 3
595
Kashiwa, Tsukuba, Kawasaki, Sagamihara, Yokosuka, Sendai, Tomitake, Kashihara
2019-07-24
Active, closed
Eisai Inc.
Phase 1/2
301
Nagoya, Toyoake, Kashiwa, Matsuyama, Kurume, Akashi, Kawasaki, Kamigyō-ku
2019-07-11
Recruiting
Ottawa Heart Institute Research Corporation
Phase 3
160
Sapporo, Chiba, Fukui, Kawasaki, Nagoya, Osaka, Tokyo
2019-01-15
Active, closed
Merck Sharp & Dohme LLC
Phase 3
1,397
Hirosaki, Tōon, Tsukuba, Kawasaki, Sagamihara, Yokosuka, Kashihara, Hamamatsu
2018-12-24
Active, closed
Astellas Pharma Global Development, Inc.
Phase 3
507
Fukuoka, Akashi, Kawasaki, Yokohama, Suita, Utsunomiya, Chiba, Kashiwa
2018-11-28
Active, closed
Merck Sharp & Dohme LLC
Phase 3
797
Nagoya, Kashiwa, Kitakyushu, Akashi, Kawasaki, Yokohama, Yufu, Fukushima
2018-04-24
Recruiting
UMC Utrecht
Phase 3
20,000
Kawasaki, Yokohama, Minami, Osaka, Tokyo, Wakayama
2016-04-11
Active, closed
Partner Therapeutics, Inc.
Phase 2
250
Chūōku, Kawasaki, Osaka, Tokyo
2015-01
Active, closed
ETOP IBCSG Partners Foundation
Not applicable
518
Amagasaki, Hamamatsu, Fukuoka, Kagoshima, Kawasaki, Kyoto, Matsuyama, Minato-ku, Tokyo
2014-12-04
Active, closed
Eli Lilly and Company
Phase 3
669
Nagoya, Chiba, Kashiwa, Matsuyama, Kurume, Sapporo, Nishinomiya, Kawasaki
2014-07-22
Recruiting
Medtronic
Observational
20,000
Ageo, Bunkyō City, Gifu, Hidaka, Hiroshima, Kagoshima, Kamakura, Kawasaki
1983-01