Page 73 - JCBP-3-4

Journal of Clinical and
Basic Psychosomatics Intervention through natural/digital art

yellow. In addition, the red line in the color space indicates 2.5. Questionnaire for aged residents and staff
the blackbody locus, which represents the standard line After the presentation, we conducted a simple questionnaire
indicating color temperature. without identifying individual residents. The participants

2.4. Digital holiday light show were asked to choose between two options (good or bad
impression) and provide free comments. A total of 85
In this project, we used the donation-based lighting residents, aged between 72 and 94 years (average age:
software Xlights (https://xlights.org/) to create and 87.2), responded. In Japan, the level of care required is
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direct an animation of waves moving on a timer. The defined on a four-tier scale: Level 1 requires light care,
wooded area behind the courtyard was illuminated Level 2 requires moderate care, Level 3 requires heavy
using full-color LED floodlights (Figure 4 and care, and Level 4 requires heavy care and is bedridden, etc.
Appendix). According to the Japanese definition, Level 1 care is for

We used inexpensive illumination control devices, individuals who can perform most of their own personal
as well as freeware and shareware (donation-based care activities, such as eating, bathing, and toileting, but
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software), to control the lighting and synchronize it with still require some assistance. Level 2 care is for those who
music and images—tasks often considered complicated need supervision and assistance with daily activities,
(Figure 5). With the proper knowledge, individuals can making support essential. Generally, many low-cost senior
freely plan and execute illumination events without being homes are occupied by individuals requiring Level 1 care
a commercial operators. The illumination was controlled or lower. The average level of care required by the senior
to turn on and off at 5 p.m. and 7 p.m. using a physical residents in this study was 1.7. While most were physically
timer switch. capable of performing basic daily activities independently,

Figure 4. Equipment control network diagram of the “Digital Holiday Light Show”

B B

C D

Figure 5. An example of the lightning decoration before and after dynamic control, reconstructed on the basic frame of a building using the visual
programming software Xlights. (A) The original state of the building to be decorated. (B) A diagram showing the original state of the target building,
recreated in the Xlights display. (C) The decorated states of the same building. (D) The full set of reconstructed building and expanded objects in Xlights.

Volume 3 Issue 4 (2025) 67 doi: 10.36922/jcbp.5740