■Preface
For the Future, Winter 2023
Hiroko Tokoro......249

■Topics
Superconductivity Near Room Temperature
Katsuya Shimizu......252

■Trends
Degeneracy and Splitting due to Spin Degrees of Freedom for Electronic States in Crystal
Hisatomo Harima......254

■Researches
Thermal Fluctuations of Nanomagnet for Probabilistic Bit
Shun Kanai, Shunsuke Fukami, and Hideo Ohno......256

Probing Extreme Gravity with Ringing Black Holes
Naritaka Oshita......262

Physics of Spin-Triplet Superconductivity in Uranium Compounds Studied by NMR
Yo Tokunaga, Hironori Sakai, Shunsaku Kitagawa, and Kenji Ishida......267

Quantum Polyamorphism in Helium-4 Glass under the Boltzmann Statistics
Kenichi Kinugawa......273

■La Toccata
It is not Onnes who Discovered Superconductivity, But Kamerlingh Onnes
Shigeo Ohara......279

"Roll! To Remove the Comfortable Moss!" Thus Spoke an Alumnus.
Ryo Akiyama......281

■JPSJ Selected Papers in the Latest Issue......283

■Physics Community News......287

■Book Reviews......289

■AAPPS News......291