Document is current

Article History

Received: 13 January 2026

Accepted: 15 April 2026

First Online: 25 April 2026

Declarations

:

: Y.N. reports grants from AbbVie, AstraZeneca, Chugai, Eisai, Genmab, Incyte, Kyowa Kirin, Otsuka, Sumitomo and Takeda and honoraria from AbbVie and Chugai. K.M. reports grants from Takeda, Otsuka, Chugai, Sumitomo, Kyowa Kirin, AstraZeneca, Genmab, Incyte, AbbVie, SymBio and Zenyaku and honoraria from Chugai, SymBio, Janssen, Nippon Shinyaku, AstraZeneca, BMS, Meiji Seika, AbbVie, Novartis, Incyte, Asahi Kasei, Ono, Kyowa Kirin, Daiichi Sankyo, Gilead Sciences, Takeda and Genmab. D.M. reports grants from Kyowa Kirin, Novartis, Chugai, Ono, Takeda, Janssen, Sanofi, Otsuka, BMS, Astellas, Eisai, AbbVie, Taiho, MSD, Pfizer, AstraZeneca, Genmab, SymBio and Zenyaku and honoraria from Ono, Nippon Shinyaku, Janssen, Mundipharma, Eisai, Chugai, Kyowa Kirin, MSD, Zenyaku, Sanofi, SymBio, Takeda, AbbVie, BMS, Genmab, Novartis and AstraZeneca. H.T. reports honoraria from Chugai. K.S. reports grants from AbbVie, Incyte, GSK, Sanofi, Novartis, Pfizer, BMS, Janssen, BeiGene, Kyowa Kirin, Ono, Otsuka, Chugai and Tanabe and honoraria from BMS, Sanofi, Pfizer and Janssen. E.N. reports honoraria from Nippon Kayaku. N.Takayama reports grants from Chugai and honoraria from AbbVie and Janssen. Y.K. reports honoraria from AbbVie and Novartis. M.N. reports grants from SymBio and Japanese society of hematology and honoraria from Chugai and Genmab. N.Takahashi reports honoraria from AstraZeneca, Janssen, Asahi Kasei, Eisai, Kyowa Kirin, Takeda, Ono, Nippon Kayaku, Chugai, Ohara, Daiichi Sankyo and AbbVie. T.Masunari reports honoraria from Nippon Shinyaku, Eisai, BMS, Novartis, AstraZeneca, Takeda, Janssen, GSK, MSD, Gilead Sciences, Chugai, Daiichi Sankyo, BeOne, Minophagen, Ohara, Kyowa Kirin, AbbVie, Sanofi, Genmab, Meiji Seika, Ono, Kissei, Pfizer, Otsuka, Amgen, Incyte, Nippon Kayaku, Nihon Servier, Astellas, and Tanabe. J.T. reports grants from AstraZeneca, AbbVie and Tanabe and honoraria from AstraZeneca and Janssen. K.I. reports grants from AstraZeneca, AbbVie, Incyte, BMS, Novartis, Daiichi Sankyo, Chugai, Beigene, Genmab, LOXO Oncology and Regeneron. K.K. reports grants from BMS, Gilead Sciences, Chugai, AbbVie, Daiichi Sankyo, Novartis and Ono and honoraria from Gilead Sciences, Chugai and AbbVie. M.Yamaguchi reports grants from AstraZeneca, Chugai, Genmab, Incyte, AbbVie and SymBio; consulting fees from BeOne, Genmab and Nihon Servier; and honoraria from AbbVie, BeOne, BMS, Chugai, Daiichi Sankyo, Eisai, Genmab, Janssen, Kyowa Kirin, Meiji Seika, MSD, Nihon Servier, SymBio and Takeda.