■Preface
The 10th Year of PTEP
Chong-Sa Lim......653

■Interdisciplinary
Machine Learning in Observational Cosmology―Application of Emulation to Subaru Observations
Takahiro Nishimichi......656

■Overview Articles
Physics of Non-Reciprocal Phase Transitions
Ryo Hanai......666

Study of the Spin Structure of the Proton Using High-Energetic, Polarized Proton＋Proton Collisions
Yuji Goto, Ralf Seidl, and Itaru Nakagawa......675

■Researches
New Aspects of Quantum Field Theories from Quantum Computers
Masazumi Honda......685

■Experimental Developments
Synchrotron Mössbauer Time Domain Interferometry Sheds Lights on Dynamics of Atoms and Molecules on Nano to Micro Second Scales
Makina Saito, Tsuyoshi Yamaguchi, and Michihiro Nagao......690

■Physics Education
Experimental Problem of International Physics Olympiad in 2017 at Indonesia
Masuaki Matsumoto......698

■JPSJ Selected Papers in the Latest Issue......702

■Book Reviews......707