Please assess the completion status of the following clinical trial:

Trial Title: Phase I/II Study of Neoadjuvant Chemoradiotherapy With S-1/ Oxaliplatin in Patients With Gastric Cancer: Randomized Phase II Study of S-1/RT vs. S-1/Oxaliplatin/RT

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE1/PHASE2
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Patients older than 18 years~  * Patients with localized, histologically confirmed gastric or gastroesophageal adenocarcinoma ③ Localized gastric cancer of clinical stage (T2N(+), T3/T4)~    * ECOG performance status of 0 to 1 ⑤ Adequate organ function as evidenced by the following; Absolute neutrophil count \> 1.5 x 109/L; platelets \> 100 x 109/L; total bilirubin ≤1.5 UNL; AST and/or ALT \< 5 UNL; creatinine clearance ≥ 50mL/min ⑥ Written informed consent form~Exclusion Criteria:~* T1 (regardless of N stage), T2N0~  * M1 ③ Peritoneal seeding ④ Uncontrolled medical condition

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- S-1/oxaliplatin/RT (Type: EXPERIMENTAL): Radiotherapy + 4 dose levels of oxaliplatin/S-1

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