■Preface
On Heading Diversity, Equity, & Inclusion（DEI）Committee
Kaya Kobayashi......443

■Overview Articles
Quantum Computers Using Ion Traps
Hiroki Takahashi and Atsushi Noguchi......446

■Researches
Association-Dissociation Dynamics of Protein Complex and Prediction of an Intermediate State
Kazutomo Kawaguchi and Hidemi Nagao......456

Developments of the Yb-Based Magnetic Refrigerants for Cooling Down below 1 K
Yasuyuki Shimura and Yoshifumi Tokiwa......461

■Crossroad
New SI Prefixes Determined after 31 Years―quetta, quecto, ronna, and ronto
Yukiko Shimizu......467

■La Toccata
As One Government Official Who Likes Physics
Yuki Murota......471

■JPSJ Selected Papers in the Latest Issue......473

■PTEP Selected Papers in the Latest Issue......477

■Memoir on the Screening Reviewed: FY 2022 Grants-in-Aid for Scientific Research from the Japan Society for the Promotion of Science......480

■Reports on JPS Meeting......485

■Physics Community News......493

■Book Reviews......494