Please assess the completion status of the following clinical trial:

Trial Title: Recovery by Endovascular Salvage for Cerebral Ultra-acute Embolism (RESCUE)-Japan RCT

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Acute ischemic stroke patients who were treated with intravenous rt-PA therapy within 4.5 hours from onset and have persistent occlusion of IC and M1 proximal portion\* confirmed by cerebral angiography.~  \*: M1 proximal portion means the segment of MCA within 5mm from the internal carotid bifurcation.~* Patients who can receive endovascular treatment within 8 hours after the onset.~* Patients whose DWI-ASPECTS was 5 points and more, or CT-ASPECT was 6 points and more just before cerebral angiography.~* Patients whose NIHSS is between 8 and 29 points.~* Patients who are between 20 and 85 years.~* Gender does not matter.~* Consent of this study participants must be obtained from patients or legal representative in writing.~Exclusion Criteria:~* Patients whose neurological symptoms improved and NIHSS is eight points and less after intravenous rt-PA therapy.~* Patients whose mRS was 3 points and more before the onset. 3)Patients with past history of lumbar puncture or arterial puncture that were difficult of hemostasis.~* Patients with intracranial tumor~* Patients with hypersensitivity to contrast agent.~* Patients with serious renal disease.~* Patients with malignant tumor.~* Patients with pregnancy or suspect of pregnancy, or during lactation.~* Patients with findings of acute myocardial infarction or pericarditis after myocardial infarction.~* Patients who cannot be followed for 3 months.~* Patients with past history of cerebral aneurysm, cerebral arteriovenous malformation, cerebral venous thrombosis, or moyamoya disease.~* Patients with other occlusions besides ICA or M1 proximal portion.~* Patients with aortic dissection complicating endovascular treatment.~* Patients with tortuous arteries that prevent the navigation of the device to the target vessel.~* Patients considered inappropriate to participate in the study.

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 85 Years
- Healthy Volunteers: f

Study Arms:
- Group with endovascular treatment (Type: ACTIVE_COMPARATOR): Group with additional endovascular treatment
- Group without endovascular treatment (Type: ACTIVE_COMPARATOR): Group without additional endovascular treatment

Based on this trial design, predict the completion outcome and termination type (if applicable).