Underwater photographer Shunsaku Kamide introduced us to the SYSTEM01:re Super Natural Color.

On the website of Shunsaku Kamide, an underwater photographer based in Nago City on the main island of Okinawa,

We were introduced to SYSTEM01:re Super Natural Color.

The book uses a unique style to explain the slow shutter photography techniques that are unique to light photography.

Slow shutter photography with the RGBlue underwater light - Hidamari Studio | Underwater photographer Shunsaku Kamide (uw-photography.net)