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shigekazu higuchi

Professor

Kyushu University

Japan

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Research Interests

Behavioral Neuroscience

20%

Cognitive Neuroscience

20%

Chronobiology

60%

Melatonin

20%

Neurochemistry

20%

Photoperiodism

20%

Circadian Rhythm

20%

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Articles16

Age-Dependent Impacts of Lighting Conditions on Contrast Sensitivity and Subjective Visual Perception Focusing on Pupil Size and Crystalline Lens Transmittance

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Year:

2025

Exploration of the duration of high-intensity light exposure during school hours in relation to melatonin secretion patterns in children

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Year:

2025

Association of self-monitoring performance of cognitive performance with personal diurnal preference when sleep-deprived

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Year:

2025

Prostaglandin F2α Affects the Cycle of Clock Gene Expression and Mouse Behavior

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Year:

2024

Estimating dim light melatonin onset time in children using delta changes in melatonin

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Year:

2024

Light at night and circadian rhythms: from the perspective of physiological anthropology research

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Year:

2024

Review on age-related differences in non-visual effects of light: melatonin suppression, circadian phase shift and pupillary light reflex in children to older adults

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Year:

2023

Relationship between Circadian Phase Delay without Morning Light and Phase Advance by Bright Light Exposure the Following Morning

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Year:

2023

Circadian phase advances in children during camping life according to the natural light-dark cycle

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Year:

2022

Intake of l-serine before bedtime prevents the delay of the circadian phase in real life

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Year:

2022

Beauty in everyday motion: Electrophysiological correlates of aesthetic preference for human walking

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Year:

2022

Is the use of high correlated color temperature light at night related to delay of sleep timing in university students? A cross-country study in Japan and China

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Year:

2021

Crystalline lens transmittance spectra and pupil sizes as factors affecting light‐induced melatonin suppression in children and adults

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Year:

2021

A Purkinje image-based system for an assessment of the density and transmittance spectra of the human crystalline lens in vivo.

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Year:

2020

Melatonin suppression during a simulated night shift in medium intensity light is increased by 10-minute breaks in dim light and decreased by 10-minute breaks in bright light.

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Year:

2020

A study of EEG mu neurofeedback during action observation.

Article Link

Year:

2020

Collaborators10

Akiko Shikano

Associate Professor

Nippon Sport Science University

JAPAN

Shingo Noi

Professor

Nippon Sport Science University

JAPAN

Kengo Hamamura

Senior Assistant professor

Kyushu University

JAPAN

Yuya Tsurudome

Assistant professor

Sanyo-Onoda City University

JAPAN

Shingo Kitamura

JAPAN

Kosuke Tanabe

Assistant Professor

Teikyo Heisei University

JAPAN

Sayuri Hayashi

Junior Assistant Professor

University of Tsukuba

JAPAN

Raymond Najjar

Assistant Professor (Tenure Track)

National University of Singapore (NUS)

SINGAPORE

Sangil Lee

Hokkaido University

JAPAN

Taisuke Eto

Project Assistant Professor

Keio University

JAPAN

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