General Concepts Lithium Insertion Materials Having Spinel-Framework Structure for Advanced Batteries Overlithiated Li1+x (NizCo1-2zMnz)1-xO2 as Positive Electrode Materials for Lithium Ion Batteries Iron-Based Rare-Metal-Free Cathodes Thermodynamics of Electrode Materials for Lithium-Ion Batteries Raman Investigation of Cathode Materials for Lithium Batteries Development of Lithium Ion Batteries: From the View Points of Importance of the Electrolytes Inorganic Additives and Electrode Interface Characterization of Solid Polymer Electrolytes and Fabrication of All Solid-State Lithium Polymer Secondary Batteries Thin Film Metal Oxide Electrodes for Lithium Microbatteries Research and Development Work on Advanced Lithium-Ion Batteries for High-Performance Environmental Vehicles