???? Tetsuya Komuro debuted in 1984 as the keyboardist, songwriter and producer for the band TM Network. During this period, he also wrote songs for many of Japan's most popular idol singers: Seiko Matsuda ????, Akina Nakamori ????, Miho Nakayama ????, Kyoko Koizumi ?????, Rie Miyazawa ???? and Arisa Mizuki ?????. In 1989, he released a number of solo singles, two of which "Running Horizon" and "Gravity of Love" made it to number 1 on the Oricon charts.