| 1930 | The School of Science was established. The six Departments of Mathematics, Physics, Chemistry, Geology and Mineralogy, Botany and Zoology, which included 11 chairs, were established: 1) Mathematics: MathematicsⅠ(later MathematicsⅡand Geometry) and MathematicsⅡ(later MathematicsⅢ, Mathematical Analysis and Function Equation); 2) Physics: PhysicsⅠ(later PhysicsⅡand Solid-State PhysicsⅡ) and PhysicsⅡ(later Physics Ⅳand Mathematical PhysicsⅠ; 3) Chemistry: ChemistryⅠ(later Physical Chemistry), ChemistryⅡ(later Analytic Chemistry) and ChemistryⅢ (later Biochemistry); 4) Geology and Mineralogy: Geology and MineralogyⅠ(later Lithology) and Geology and MineralogyⅡ(later Stratigraphy); 5) Botany (later Biology): BotanyⅠ (later Plant Physiology); and 6) Zoology (later Biology): ZoologyⅠ(later ZoologyⅡand Zoomorphology). |
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| 1931 | The Akkeshi Marine Biological Station was established as a facility attached to the School of Science. Some chairs were expanded or newly established: PhysicsⅠ(later Solid-State PhysicsⅠ) and PhysicsⅢ(later Solid-State PhysicsⅢ) in the Department of Physics; Chemistry (later Chemistry Ⅳand Organic ChemistryⅠ) in the Department of Chemistry; Geology and Mineralogy Ⅲ(later Science of Ore Deposits) in the Department of Geology and Mineralogy; BotanyⅡ(later Plant Taxonomy) in the Department of Botany; and ZoologyⅠ(later Zoosystematics) in the Department of Zoology. |
| 1932 | Some chairs were expanded or newly established: MathematicsⅠ(later Phase Analysis) in the Department of Mathematics; ChemistryⅤ(later Inorganic Chemistry) in the Department of Chemistry; Geology and Mineralogy Ⅳ(later Mineralogy) in the Department of Geology and Mineralogy; Botany Ⅲ(later Morphologic Botany) in the Department of Botany. |
| 1933 | The Institute of Algological Research was established as a facility attached to the School of Science. The Chair of PhysicsⅤ(later Mathematical PhysicsⅡ) was added to the Department of Physics. |
| 1941 | The Chair of Mathematics Ⅳ(later Algebra) was added to the Department of Mathematics. |
| 1945 | The Chair of Petroleum Geology (later Fuel Geology) was added to the Department of Geology and Mineralogy. |
| 1949 | The Departments of Botany and Zoology were integrated into the Department of Biology. |
| 1952 | The Institute of Marine Algae Research (the present Institute of Algological Research) was established as a facility attached to the School of Science. The Chair of Synthetic Organic Chemistry (later Organic ChemistryⅡ) was added to the Department of Chemistry. The Marine Biological Station Aquarium was designated as a facility equivalent to a museum. |
| 1953 | The Graduate School of Science was established. The six Departments of Mathematics, Physics, Chemistry, Geology and Mineralogy, Botany and Zoology were established (Doctoral Courses and Master's Courses). The Department of Geophysics was established in the School of Science. The Chair of GeophysicsⅠ(later Limnology) was established in the Department of Geophysics. |
| 1954 | The Chair of GeophysicsⅡ(later Seismology and Volcanology) was added to the Department of Geophysics. |
| 1955 | Akkeshi Museum (the present Marine Biological Station Museum) was designated as a facility equivalent to a museum. The Chair of ZoologyⅢ(later Animal Physiology) was added to the Department of Biology. The Chair of GeophysicsⅢ(later Meteorology) was added to the Department of Geophysics. |
| 1956 | The Chair of Geophysics Ⅳ(later Applied Geophysics) was added to the Department of Geophysics. |
| 1957 | The Department of Geophysics was established in the Graduate School of Science. |
| 1958 | The Chair of Nuclear Theory was added to the Department of Physics. |
| 1959 | The Department of Polymer Science was established in the School of Science. The Chair of Polymer ScienceⅠ(later Polymer Solid-State Physics) was established. |
| 1960 | The Chairs of Polymer ScienceⅡ(later Polymer Physical Chemistry) and Polymer ScienceⅢ(later Polymer Solution Physics) were added to the Department of Polymer Science. |
| 1961 | The Chair of Polymer Science Ⅳ(later Polymer Chemistry) was added to the Department of Polymer Science. |
| 1962 | The Chair of Polymer ScienceⅤ(later Biopolymer Science) was added to the Department of Polymer Science. |
| 1963 | The Department of ChemistryⅡwas established in the School of Science. The Department of Polymer Science was added to the Graduate School of Science. |
| 1964 | The Chairs of Quantum Chemistry, Structural Chemistry and Equilibrium Theory were established in the Department of ChemistryⅡ. |
| 1965 | The Liquid Helium Center was established in the School of Science. The Chairs of Liquid-State Chemistry and Solid-State Chemistry were added to the Department of ChemistryⅡ. |
| 1966 | The Urakawa Seismological Observatory was established as a facility attached to the School of Science. The Chairs of Bioorganic Chemistry and Radiochemistry (later Coordination Chemistry) were added to the Department of ChemistryⅡ. |
| 1967 | The Chair of Manifold Theory was added to the Department of Mathematics. The Department of ChemistryⅡwas established in the Graduate School of Science. |
| 1968 | The Chair of Function Theory was added to the Department of Mathematics. |
| 1969 | The Chromosome Research Unit was established in the School of Science. The Chair of Number Theory was added to the Department of Mathematics. The Chair of Reaction Theory (later Organic Reaction Theory) was added to the Department of ChemistryⅡ. |
| 1970 | The Erimomisaki Geophysical Observatory (later Erimo Geophysical Observatory) was established as a facility attached to the School of Science. |
| 1972 | The Sapporo Seismological Observatory was established as a facility attached to the School of Science. |
| 1976 | The Research Center for Earthquake Prediction was established as a facility attached to the School of Science. The Department of Environmental Structure was established in the Graduate School of Science. |
| 1977 | The Usu Volcano Observatory was established as a facility attached to the School of Science. The Department of Environmental Structure was dissolved and shifted to the Graduate School of Environmental Science. |
| 1979 | The Laboratory for Ocean-Bottom Seismology was established as a facility attached to the School of Science. |
| 1980 | The Chair of Marine Physics was added to the Department of Geophysics. The 50th anniversary of the School of Science was celebrated. |
| 1981 | The Resolution Nuclear Magnetic Resonance Laboratory was established in the School of Science. The Chair of Theoretical Physics was added to the Department of Physics. |
| 1982 | The Chair of Experimental Physics was added to the Department of Physics. |
| 1983 | The 50th anniversary of the Institute of Algological Research was celebrated. |
| 1985 | The Laboratory for Energy Dispersive and Wave Length Dispersive X-ray Fluorescence Spectroscopy was established in the School of Science. The Chair of Environmental Chemistry was added to the Department of Chemistry. |
| 1986 | The Chair of Equilibrium Theory in the Department of ChemistryⅡwas renamed Genetic Biochemistry. |
| 1987 | The Chair of Applied Mathematics was added to the Department of Mathematics. The Oshoro Marine Biological Station, an inter-university research facility, was managed by the School of Science. |
| 1988 | The Laboratory of Squid Magnetometer and Susceptometer was established in the School of Science. |
| 1989 | The Chair of Cell Biology was added to the Department of Biology. |
| 1991 | The Chair of Historical Geology was added to the Department of Geology and Mineralogy. |
| 1992 | The Chair of Computational Mathematics was added to the Department of Mathematics. |
| 1993 | The Departments of Botany, Zoology and Polymer Science of the Graduate School of Science were reestablished as the Department of Biological Sciences to consist of the following six chairs: Systematic and Evolution, Cell Function and Structure, Animal Behavior and Intelligence, Molecular and Cellular Interactions, Structural Bio-Macromolecular Sciences and Bio-Macromolecular Chemistry, and the following two cooperation chairs: Marine Biology and Marine Phycological Science. The Departments of Biology and Polymer Science were reestablished as the Department of Biological Sciences, which included the two courses of Biology and Macromolecular Functions as undergraduate programs. The Graduate School of Environmental Earth Science was established, to which some part of the following chairs and departments were shifted: the Chair of Environmental Chemistry from the Department of Chemistry, the Chair of Historical Geology from the Department of Geology and Mineralogy, as well as the Department of Biology and the Department of Polymer Science. The Division of Chemistry and Earth and Planetary Materials Science were established as undergraduate programs. The Chair of Earth System Material Circulation was added to the Department of Geophysics. |
| 1994 | The Department of Physics was reestablished to consist of the following four chairs: Quantum Physics, Electronic Condensed-Matter Physics, Condensed-Matter Physics and Nonlinear Physics, and the following two cooperation chairs: Quantum Condensed Matter Physics (the Research Institute for Electronic Science) and Physics of Phase Transition (the Research Institute for Electronic Science). The Departments of Geology and Mineralogy and Geophysics were reestablished as the Department of Earth and Planetary Sciences to consist of following four chairs: Earth and Planetary Materials Science, Earth and Planetary Evolution, Earth and Planetary Fluid Dynamics, and Earth and Planetary Physics, and the following one cooperation chair: Catastrophic Geodynamics. The Department of Physics was reestablished. The Division of Physics was established as an undergraduate program. The Departments of Geology and Mineralogy and Geophysics were reestablished as the Department of Earth Sciences. The Department of Earth Sciences included two Divisions - the Earth and Planetary Materials Science and newly-established Geophysics. |
| 1995 | The Division of Mathematics was reestablished to consist of the following three chairs: Algebraic Studies, Geometric Studies and Analytic Studies, and the following one cooperation chair: Nonlinear Studies and Computation (the Research Institute for Electronic Science). The Departments of Chemistry and ChemistryⅡwere reestablished as the new Department of Chemistry to consist of the following five chairs: Molecular Structure Chemistry, Basic Materials Chemistry, Synthetic Molecular Chemistry, Biochemistry, and Molecular Transformation Chemistry and Reaction Dynamics, and the following two cooperation chairs: Supramolecular Chemistry (the Research Institute for Electronic Science) and Cellular Function and Regulation (the Institute of Immunological Science). All the five Departments were reestablished, so the Graduate School of Science was transformed itself into a "Graduate Research School" which places greater emphasis than ever upon graduate education and research activities. The Department of Mathematics was reestablished to include the Mathematics Course. The Division of Mathematics was established as an undergraduate program. The Departments of Chemistry and ChemistryⅡwere reestablished as the new Department of Chemistry. (The Division of Chemistry was established in 1993 as an undergraduate program.) |
| 1996 | The designation of the Marine Biological Station Aquarium as a facility equivalent to a museum was canceled. |
| 1998 | The Institute of Seismology and Volcanology was established as a facility attached to the Graduate School of Science. The new institute was a reorganization of the six original laboratories that had belonged to the Faculty of Science: Urakawa Seismological Observatory, Erimo Geophysical Observatory, Sapporo Seismological Observatory, Research Center for Earthquake Prediction, Usu Volcano Observatory and Laboratory for Ocean Bottom Seismology. |
| 2001 | With the Field Science Center for Northern Biosphere being established, the Marine Biological Station and the Institute of Algological Research, which had belonged to the Faculty of Science, as well as the Oshoro Marine Biological Station, an inter-university research institute, were placed under the control of the new center. The Chromosome Research Unit, which had belonged to the School of Science, was integrated into the Center for Advanced Science and Technology, as the center's facilities were improved. |
| 2002 | A cooperation chair regarding catalytic science (Catalysis Research Center) was established in the Department of Chemistry. A cosmic radio telescope (aperture: 11m) was installed in the Graduate School of Science. |
| 2003 | The Chair of Basic Industrial Biological Science (a collaboration chair) was established in the Department of Biological Science. The Chairs of Glyco-Fine Chemistry (a donation chair), Computational Molecular Biological Science (a donation chair) and Molecular Bionomy-Shionogi (a donation chair) were established in the Department of Biological Science. |
| 2005 | The Faculty of Environmental Earth Science was established to include the two cooperation chairs of Marine Biology and Algology, which had belonged to the Department of Biological Sciences. The cooperation chair of Molecular Cytogenetics (Center for Advanced Science and Technology) was established in the Department of Biological Sciences. The 75th anniversary of the School of Science was celebrated. |
| 2006 | The Graduate School of Science was reorganized into the Graduate School of Science and the Faculty of Science. The Faculty of Science consisted of the five Departments of Mathematics, Chemistry, Physics, Natural History Sciences and Biological Sciences. The new Graduate School of Science included the six Departments of Mathematics, Chemistry, Quantum and Condensed-Matter Physics, Cosmosciences, Natural History Sciences and Biological Sciences. Since teachers from other schools and institutes became regarded as academic members of the faculty in key chairs after this reorganization, cooperation chairs were abolished. The undergraduate programs of Earth and Planetary Materials Science and Geophysics were integrated into the Division of Earth Science. The Institute of Seismology and Volcanology was integrated into the new Faculty of Science from the former Graduate School of Science. The collaboration chair of Basic Industrial Biological Science (National Institute of Advanced Industrial Science and Technology) in the Department of Biological Sciences of the former Graduate School of Science was set as a collaboration field in the Department of Biological Sciences of the new Graduate School of Science. The three donation chairs of Glyco-Fine Chemistry, Computational Molecular Biological Science and Molecular Bionomy (Shionogi) in the Department of Biological Science of the former Graduate School of Science were integrated into the newly-established Faculty of Advanced Life Science as donation fields. |
| 2007 | The Nuclear Reaction Data Centre was established in the Faculty of Science (a measure taken in the Faculty of Science). The graduate school collaboration field Nuclear Data (Japan Atomic Energy Agency) was established in the Department of Cosmosciences of the Graduate School of Science. The Network Center for Molecular and System Life Sciences was established in the Faculty of Science (a measure taken in the Faculty of Science). The Observation and Data centre for Cosmosciences was established in the Faculty of Science (a measure taken in the Faculty of Science). |
| 2008 |
The graduate school collaboration field Advanced Functional Material Chemistry (National Institute for Materials Science) was established in the Department of Chemistry of the Graduate School of Science. The Center for Genome Dynamics was established in the Faculty of Science. The Observation and Data Centre for Cosmosciences was established in the Faculty of Science (a measure taken in the Faclty of Science). The Center for Strategic Utilization of Elements was established in the Faculty of Science (a measure taken in the Faculty of Science). |
| 2009 |
The graduate school collaboration field Spacecraft Observation (Japan Aerospace Exploration Agency) was established in the Department of Cosmosciences of the Graduate School of Science. The graduate school collaboration field Advanced Functional Material Physics (National Institute for Materials Science) was established in the Department of Quantum and Condensed-Matter Physics of the Graduate School of Science. |
