Insource Co.,Ltd. is a Japan-based company mainly engaged in providing rank-based training, skills-based training and related social people education services. Its educational services business segment includes lecturer dispatched training business, public lectures business, and other business. Lecturer dispatched training business provides training services by dispatching lecturers. Public lectures business provides online training service to customers. Other business engages in providing personnel support system Leaf, operation career transition support business Bizstage and providing human resources education-related services.