Inclusion Criteria:  Unilateral stroke including basal ganglia lesion patients Chronic patients over 6 months after onset Patients with the movement of fingers  Exclusion Criteria:  History of psychiatric disease Significant other neurological diseases except for stroke Difficult to perform this experiment Patients who are deemed difficult to participate in this research by the investigator Patients with metal implants and medical devices History of epilepsy Pregnancy Skin defect at the site of electrode attachment