Minoruphone Musical Industries Co., Ltd.
Настоящее имя: Minoruphone Musical Industries Co., Ltd.
Japanese: ミノルフォン音楽工業株式会社
In 1970, Minoruphone Co., Ltd. was renamed to Minoruphone Musical Industries Co., Ltd.
And Yasuyoshi Tokuma acquired the company in 1972 to form Tokuma Musical Industries Co., Ltd..