diff --git a/index.md b/index.md
index 992da3b..066128a 100644
--- a/index.md
+++ b/index.md
@@ -46,6 +46,7 @@ Lightning Talkの発表も同様に発表者氏名の記載をお願いします
 
 # 開催予定
 * [Japan Technical Jamboree Episode II section 4, 2024/10/04(Fri.).](https://github.com/Japan-Technical-Jamboree-Episode-2/Japan-Technical-Jamboree-Episode-2.github.io/wiki/Japan-Technical-Jamboree-Episode-II-section-4)
+* [Japan Technical Jamboree Episode II section 5, 2025/1/17(Fri.).](https://github.com/Japan-Technical-Jamboree-Episode-2/Japan-Technical-Jamboree-Episode-2.github.io/wiki/Japan-Technical-Jamboree-Episode-II-section-5)
 
 
 - [これまでのイベント](./past_events.md)