Please assess the completion status of the following clinical trial:

Trial Title: Adjuvant Chemotherapy Trial of TS-1 for Gastric Cancer (ACTS-GC)

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Age 20 to 80~* Hematopoietic WBC ≥ 4,000/mm\^3 Platelet ≥ 100,000/mm\^3~* Hepatic AST and ALT ≤ 2.5 times upper limit of normal(ULN) Total bilirubin ≤ 1.5 mg/dL~* Renal Creatinine ≤ULN~Exclusion Criteria:~* Prior anticancer treatment

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- 1 (Type: EXPERIMENTAL): TS-1 (S-1)
- 2 (Type: OTHER): Surgery alone

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