J Factory Project is the task forth of definition and justification for “J”, which means “Japanese”, “Junior”, “Joshi” (means female people in Japanese), and “Junk”.
They are no evaluated items and article, especially to Music and Musical Instruments. For example, “Japanese Idle Song” is captured quite unique culture, however no mentioned precision musicality in spite of high advanced musical works.
My staffs and I maybe do no revolutionary action. But, involving to help changing your mind at least.