diff --git a/README.md b/README.md
index 348d680..00cbe37 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,8 @@ Join link: [Google meet](https://meet.google.com/jyx-mxnq-kpk)
 
 ## 2026 1Q meetup list
 
-- [269th, 2026-01-10](https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/515), will be open
+- [270th, 2026-01-17](https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/517), will be open
+- [269th, 2026-01-10](https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/515), joined 4
 - [268th, 2026-01-03](https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514), joined 4
 
 ## 2025 4Q meetup list
@@ -484,10 +485,11 @@ and participate more than 30 online meetup, get the chicken gifticon.
 
 |Ranking|Name|Count|
 |-------|----|-----|
-|1|[Kim Jong Feel](https://github.com/jongfeel/)|1|
-|2|[최지윤](https://github.com/chichoon/)|1|
-|3|[Yeshin Lee](https://github.com/yeslee-v/)|1|
+|1|[Kim Jong Feel](https://github.com/jongfeel/)|2|
+|2|[최지윤](https://github.com/chichoon/)|2|
+|3|[Yeshin Lee](https://github.com/yeslee-v/)|2|
 |4|[LeeDaYeon](https://github.com/ErigoLee/)|1|
+|5|[Daewon Paeng](https://github.com/fora22/)|1|
 
 ### All from first to present
 
@@ -507,8 +509,8 @@ and participate more than 30 online meetup, get the chicken gifticon.
 |12|[eunyeong-so](https://github.com/eunyeong-so/)|21|
 |13|[JSY8869](https://github.com/JSY8869/)|21|
 |14|[wjrmffldrhrl](https://github.com/wjrmffldrhrl/)|20|
-|15|[exgs](https://github.com/exgs)|19|
-|16|[fora22](https://github.com/fora22/)|19|
+|15|[Daewon Paeng](https://github.com/fora22/)|20|
+|16|[exgs](https://github.com/exgs)|19|
 |17|[TaeHyoungKwon](https://github.com/TaeHyoungKwon/)|17|
 |18|[soo:bak](https://github.com/soo-bak)|15|
 |19|[yoonucho](https://github.com/yoonucho/)|14|
diff --git a/Stamp/README.md b/Stamp/README.md
index 84af8bd..019f091 100644
--- a/Stamp/README.md
+++ b/Stamp/README.md
@@ -24,12 +24,14 @@
 
 ### 2026 1Q, 01-03 (268th) ~ 03-28 (280th)
 
-| Name | 01-03 (269th) | 01-10 (270th) | 01-17 (271th) | 01-24 (272th) | 01-31 (273th) | 02-07 (274th) | 02-14 (275th) | 02-21 (276th) | 02-28 (277th) | 03-07 (278th) | 03-14 (279th) | 03-21 (280th) | 03-28 (281th) |
+| Name | 01-03 (268th) | 01-10 (269th) | 01-17 (270th) | 01-24 (271th) | 01-31 (272th) | 02-07 (273th) | 02-14 (274th) | 02-21 (275th) | 02-28 (276th) | 03-07 (277th) | 03-14 (278th) | 03-21 (279th) | 03-28 (280th) |
 |-|-|-|-|-|-|-|-|-|-|-|-|-|-|
-| [Kim Jong Feel](https://github.com/jongfeel/) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3706592905"><img src="approved_1Q.png"/></a> | 
-| [Yeshin Lee](https://github.com/yeslee-v/) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3705171107"><img src="approved_1Q.png"/>book 19/20</a> | 
+| [Kim Jong Feel](https://github.com/jongfeel/) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3706592905"><img src="approved_1Q.png"/></a> | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/515#issuecomment-3731404198"><img src="approved_1Q.png"/></a> | 
+| [Yeshin Lee](https://github.com/yeslee-v/) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3705171107"><img src="approved_1Q.png"/>book 19/20</a> | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/515#issuecomment-3731338037"><img src="approved_1Q.png"/>book 20/20</a> | 
+| [최지윤](https://github.com/chichoon) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3706579591"><img src="approved_1Q.png"/>book 16/20</a> | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/515#issuecomment-3726416555"><img src="approved_1Q.png"/><img src="Starbucks_americano.JPG"/>book 17/20</a> | 
+| [Daewon Paeng](https://github.com/fora22/) | | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/515#issuecomment-3728093558"><img src="approved_1Q.png"/><img src="Starbucks_americano.JPG"/>book 1/20</a> | 
 | [LeeDaYeon](https://github.com/ErigoLee/) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3706578972"><img src="approved_1Q.png"/><img src="Starbucks_americano.JPG"/>book 3/20</a> | 
-| [최지윤](https://github.com/chichoon) | <a href="https://github.com/ThinkAboutSoftware/OnlineSelfCodingGroup/issues/514#issuecomment-3706579591"><img src="approved_1Q.png"/>book 16/20</a> |
+
 
 ### 2025 4Q, 10-04 (255th) ~ 12-27 (267th)