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Papers

• On the Method of the Third Quantization II
  ( Yôichirô Nambu )
  pp.399-411
• A Divergence Free Field Theory
  ( Katuro Sawada )
  pp.412-419
• An Improvement on the Integrations appearing in Perturbation Theory
  ( Hiroomi Umezawa and Rokuo Kawabe )
  pp.420-422
• Some General Formulae relating to Vacuum Polarization
  ( Hiroomi Umezawa and Rokuo Kawabe )
  pp.423-442
• Vacuum Polarization due to Various Charged Particles
  ( Hiroomi Umezawa and Rokuo Kawabe )
  pp.443-460
• The Self-energy of a Dirac Particle, and its Relativistic Covariance
  ( Rokuo Kawabe and Hiroomi Umezawa )
  pp.461-467
• On the Nuclear Stars
  ( Yoichi Fujimoto and Yoshio Yamaguchi )
  pp.468-476
• Applicability of Pauli's Regulator to the γ-Decay of Neutrettos
  ( H. Fukuda, Y. Miyamoto, T. Miyazima, S. Tomonaga, S. Ôneda, S. Ozaki and S. Sasaki )
  pp.477-484
• On the Reaction of Radiation Field
  ( Muneo Sasaki and Ryoji Suzuki )
  pp.485-491
• On the Gauge-Difficulty in the γ-Decay of the Neutral Scalar Meson
  ( Daisuke Itô and Tatuoki Miyazima )
  pp.492-495
• Cosmic-Ray Underground. II
  ( Satio Hayakawa and Sin-itiro Tomonaga )
  pp.496-501
• On the Nature of Cosmic Ray Bursts
  ( Yoichi Fujimoto and Satio Hayakawa )
  pp.502-513
• On the Convergence of the Perturbation Method. I
  ( Tosio Kato )
  pp.514-523
• On the Decay of Heavy Mesons. I
  --- On Pauli's Regulator in the Calculation of Meson Decay Problems ---
  ( S. Ozaki, S. Ôneda and S. Sasaki )
  pp.524-531
• On the Magnetic Moment of Nucleon
  ( Katuro Sawada )
  pp.532-542
• On the Photodisintegration of the Deuteron (Pseudoscalar Meson Theory)
  ( Hiroshi Enatsu and Yoshirô Takano )
  pp.543-551
• On the mu-Meson Capture
  ( Mituo Taketani, Muneo Sasaki and Seitaro Nakamura )
  pp.552-556
• On the Production of π-Mesons in Nucleon-Nucleon Collisions
  ( Shuji Takagi )
  pp.557-564

Letters

• Remarks on the Ambiguity in Quantum Field Theory
  ( Y. Katayama and S. Hori )
  pp.565-566
• Reaction of Meson Field on Nucleon
  ( H. Kita )
  pp.566-567
• A Note on the Self-Energy and Self-Stress
  ( K. Sawada )
  pp.568-569
• Addendum: On the Nuclear Stars
  ( Y. Yamaguchi )
  pp.569-569
• The another τ-Meson
  ( S. Hayakawa and Y. Yamaguchi )
  pp.570-571
• Directional Distribution of Extensive Air Showers
  ( Y. Fujimoto, S. Hayakawa and Y. Yamaguchi )
  pp.571-571
• On the Nuclear Forces
  ( H. Enatsu )
  pp.572-573
• Note on the Vacuum Polarization
  ( G. Takeda )
  pp.573-575
• Remarks on the Nuclear Disintegration by Meson Capture
  ( Y. Fujimoto, S. Hayakawa and Y. Yamaguchi )
  pp.575-576
• Nuclear Disintegration by π-Meson Capture
  ( Y. Fujimoto, S. Hayakawa and Y. Yamaguchi )
  pp.576-577
• Remark on the Energy Distribution of Disintegrated µ-Mesons
  ( S. Hayakawa and J. Nishimura )
  pp.577-578
• Soft Component in Upper Atmosphere
  ( S. Hayakawa and J. Nishimura )
  pp.578-579
• Neutron Component in Extensive Air Showers
  ( Y. Fujimoto, S. Hayakawa and Y. Yamaguchi )
  pp.579a-579a
• High Energy Electronic Component in Extensive Air Showers
  ( Y. Fujimoto and S. Hayakawa )
  pp.579b-581

Errata

• On the Dirac's Indefinite Metric Space
  ( Naomi Shono and Nobuo Oda )
  pp.581a-581a
• An Attempt to Pauli's Regulator
  ( Y. Katayama )
  pp.581b-581b

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