■Preface
Is Interdisciplinary Interaction Indispensable?
Koji Hashimoto......133

■Overview Articles
Computing Lattice Field Theory by Tensor Networks―Challenge to Sign Problem
Shinji Takeda......136
Novel Spontaneous Symmetry Breaking in Metals
Rina Tazai, Seiichiro Onari, and Hiroshi Kontani......145

■Researches
Detection of the Highest Energy Cosmic Gamma Ray―Approaching the Acceleration Limit of Galactic Cosmic Rays
Kazumasa Kawata, Munehiro Ohnishi, Takashi K. Sako, and Masato Takita......155
Black Hole Information Paradox and Wormholes
Kanato Goto......161

■JPSJ Selected Papers in the Latest Issue......167

■La Toccata......171

■Reports on JPS Meeting......176

■Physics Community News......182

■Book Reviews......184