【NEWS】
■ KAWASAKI DELTA was awarded the IES Illumination Awards/Award of Merit.(Aug./2023)

■ YouTube:
Vector/scalar ratio+(plus) image - Changes of luminous environment in the room by daylight-(Apr./2021)
Vector/scalar ratio+(plus) image - Changes of luminous environment in the room with two windows-(Apr./2021)
Brightness Comparison Index(BCI)(Sept./2021)
BCI(Brightness Comparison Index) - Changes of spatial brightness in the room with two windows -(Jul./2022)
CIE STANDARD GENERAL SKY_SPRING(Aug./2022)
CIE STANDARD GENERAL SKY_SUMMER(Aug./2022)
CIE STANDARD GENERAL SKY_WINTER(Aug./2022)

■ I received a doctorate in engineering from Kyoto University. (Sept./2017)