Physiological effects of seascapes from high-rise buildings on young men: comparison with window blind, a crossover test

INTERVENTION: Visual stimulation by seascape (90 s) ‐> Rest time ‐> Control: Visual stimulation by window blinds (90 s) Control: Visual stimulation by window blinds (90 s) ‐> Rest time ‐> Visual stimulation by seascape (90 s) CONDITION: Healthy person PRIMARY OUTCOME: 1) Prefrontal activity using near‐infrared spectroscopy; 2) Sympathetic and parasympathetic nervous activity as indicated by heart rate variability; 3) Heart rate SECONDARY OUTCOME: 1) Profile of Mood State (POMS2 short form); 2) Modified semantic differential method; 3) Kwansei Gakuin (KG) daily life questionnaire; 4) Trait Anxiety of State‐Trait Anxiety Inventory INCLUSION CRITERIA: