Keiichi Tomita (冨田 恵一, Tomita Keiichi; born January 1, 1962) is a Japanese music producer, composer, and arranger. Known in Japan as a "pop maestro" and "master of sound," Tomita has produced several tracks that have achieved popularity in Japan, including Misia’s song "Everything" and Mika Nakashima’s debut single "Stars." He has collaborated with a diverse array of musicians, including Kirinji, Bird, Maaya Sakamoto, Ringo Sheena, and Kaela Kimura.
Source: “Keiichi Tomita”, English Wikipedia (CC BY-SA 4.0), excerpt