Part I　Plausibility in Visual Perception
　1.　Visual Plausibility of Objects and Mechanisms of a Sense of Plausibility
　　1.1　Introduction
　　1.2　Visual Plausibility
　　1.3　The Plausibility of a Golden Object
　　　1.3.1　Psychophysical Experiment
　　　1.3.2　Results
　　1.4　Discussion
　　1.5　Summary

　2.　Camouflage, and Its Relationship with Plausibility
　　2.1　Camouflage
　　2.2　Plausibility
　　2.3　Frameworks
　　2.4　The Onion
　　　2.4.1　Don’t Be There
　　　2.4.2　Don’t Be Detected
　　　2.4.3　Don’t Be Recognized
　　　2.4.4　Don’t Be Chosen
　　　2.4.5　Don’t Get Caught
　　　2.4.6　Final Thoughts on the Onion
　　2.5　Signal-to-Noise Ratio
　　2.6　Linking Camouflage and Plausibility

　3.　Is Chromatic Motion System Lateralized?―On the Issue of Lateralization of Visual Function―
　　3.1　Cortical, Anatomical Symmetricity and Functional Laterality
　　　3.1.1　Symmetricity of Vision and Visual Pathways
　　　3.1.2　Retinal Symmetricity
　　　3.1.3　Symmetricity of Visual Pathway
　　　3.1.4　Question in the Visual Cortical Functions
　　3.2　Experiment 1: Spatial Symmetricity of Target Detection in Visual Search
　　　3.2.1　Methods
　　　3.2.2　Results and Discussion
　　3.3　Questions for Visual Cortical Pathways
　　3.4　Experiment 2: Spatial Symmetricity of Chromatic Motion Sensitivity
　　　3.4.1　Methods
　　　3.4.2　Results and Discussion
　　3.5　General Discussions

　4.　An Implausible Impression of Stereogram Could Be Due to Perceptual Enhancement of Luminance Modulation
　　4.1　Introduction
　　4.2　Binocular Summation and Stereopsis
　　4.3　The Effects of Binocular Disparity on Luminance Contrast Perception
　　　4.3.1　Stimuli
　　　4.3.2　Procedures
　　　4.3.3　Results of the Experiment Using the Staircase Method
　　　4.3.4　Results of the Experiment Using the Method of Constant Stimuli
　　　4.3.5　Results of Monocular Presentation Conditions
　　4.4　The Enhancement of Perceived Contrast and Implausibility of Stereogram

　5.　Urban Design and Visual Plausibility―When Vision Leads the Body Astray―
　　5.1　Setting the Scene: Architectural Design Trends
　　　5.1.1　Sensory Noise
　　　5.1.2　A Sense of Plausibility in Vision
　　　5.1.3　Structure of Chapter
　　5.2　Sensory Noise and Its Physiological Impact
　　　5.2.1　Visual Noise, Physiological Stress and Individual Differences
　　　5.2.2　Visual Noise, Prediction Errors and Locomotor Costs
　　　5.2.3　From Visually-Guided Locomotion to Defining an Environment’s Walkability and Wellbeing
　　5.3　Conclusions

Part II　Plausibility in Music Perception and Speech Perception
　6.　Effects of Perceptual Grouping in the Brain Processing of Sounds
　　6.1　What Is Perceptual Grouping?
　　6.2　How Does Perceptual Grouping Work?
　　6.3　Neural Correlates of Perceptual Grouping
　　6.4　What’s Next?
　　6.5　Summary

　7.　The Processing of Tonal Organization in Music
　　7.1　Cues for Key Perception
　　7.2　Musical Training and Key Perception
　　7.3　Tonal Processing in the Brain
　　7.4　Subsequent Directions for Research on Tonal Organization

　8.　The Audience Effect on Music Performances
　　8.1　General Theory of the Audience Effect
　　8.2　Performance Boost in Music Performances
　　8.3　Social Facilitation and Inhibition in Violin Performances
　　8.4　Summary Discussion and Future Direction

　9.　A Kalman Filter Model for Adaptation to Delayed Auditory Feedback in Adults Who Stutter
　　9.1　Introduction
　　9.2　Estimation of Delays in Auditory Reafference
　　　9.2.1　State Space Model
　　　9.2.2　Kalman Filter
　　9.3　DAF Adaptation
　　9.4　Perceived Simultaneity after DAF Adaptation
　　9.5　Comparison to Behavioral Data
　　9.6　Discussion
Index