1. Department of Gastroenterological SurgeryOsaka University Graduate School of Medicine2‐2 E2, YamadaokaSuita City Osaka565‐0871 Japan
2. Department of BioinformaticsNational Cancer Center Research Institute5‐1‐1 TsukijiChuo‐ku Tokyo104‐0045 Japan
3. JSTCREST5‐3 YonbanchoChiyoda‐ku Tokyo102‐0081 Japan
4. Division of Translational ResearchExploratory Oncology Research and Clinical Trial Center, National Cancer Center6‐5‐1 KashiwanohaKashiwa Chiba277‐8577 Japan
5. Division of Cancer GenomicsNational Cancer Center Research Institute5‐1‐1 TsukijiChuo‐ku Tokyo104‐0045 Japan
6. Laboratory for Immune SignalNational Institute of Biomedical Innovation7‐6‐8 Saito‐AsagiIbaraki City Osaka567‐0085 Japan
7. Department of Surgical PathologyHyogo Medical College1‐1, Mukogawa‐choNishinomiya City Hyogo663‐8501 Japan
8. Department of SurgeryNational Cancer Center Hospital East6‐5‐1 KashiwanohaKashiwa Chiba277‐8577 Japan