diff --git a/docs/swagger/traPortfolio.v1.yaml b/docs/swagger/traPortfolio.v1.yaml
index d8457692..bbbf0de5 100644
--- a/docs/swagger/traPortfolio.v1.yaml
+++ b/docs/swagger/traPortfolio.v1.yaml
@@ -858,6 +858,7 @@ components:
         - 9
         - 10
         - 11
+        - 12
       x-enum-varnames:
         - homepage
         - blog
@@ -871,6 +872,7 @@ components:
         - soundcloud
         - hackthebox
         - ctftime
+        - bluesky
       x-enum-descriptions:
         - ホームページ (IDはリンクのURLそのまま)
         - ブログ (IDはリンクのURLそのまま)
@@ -884,6 +886,7 @@ components:
         - SoundCloud
         - HackTheBox
         - CTFtime
+        - Bluesky
       x-go-type: uint8
     Project:
       title: Project
diff --git a/internal/domain/user.go b/internal/domain/user.go
index cdb95968..f34e562e 100644
--- a/internal/domain/user.go
+++ b/internal/domain/user.go
@@ -96,6 +96,7 @@ const (
 	SOUNDCLOUD
 	HACKTHEBOX
 	CTFTIME
+	BLUESKY
 	AccountLimit
 )
 
@@ -139,6 +140,7 @@ func IsValidAccountURL(accountType AccountType, URL string) bool {
 		SOUNDCLOUD: regexp.MustCompile(`^https://soundcloud\.com/[a-z0-9-_]+$`),
 		HACKTHEBOX: regexp.MustCompile(`^https://app\.hackthebox\.com/users/[a-zA-Z0-9]+$`),
 		CTFTIME:    regexp.MustCompile(`^https://ctftime\.org/user/[0-9]+$`),
+		BLUESKY:    regexp.MustCompile(`^https://bsky.app/profile/[a-zA-Z0-9][a-zA-Z0-9-]{1,61}[a-zA-Z0-9]\.[a-zA-Z0-9.]+$`),
 	}
 
 	if r, ok := urlRegexp[accountType]; ok {
diff --git a/internal/pkgs/random/random.go b/internal/pkgs/random/random.go
index fcbb77f4..e70da966 100644
--- a/internal/pkgs/random/random.go
+++ b/internal/pkgs/random/random.go
@@ -140,6 +140,11 @@ func AccountURLString(accountType domain.AccountType) string {
 			"https://ctftime.org/user/4285429253",
 			"https://ctftime.org/user/8295210365",
 		},
+		domain.BLUESKY: {
+			"https://bsky.app/profile/bluesky.bsky.social",
+			"https://bsky.app/profile/tpf.bsky.social",
+			"https://bsky.app/profile/portfolio.trap.jp",
+		},
 	}
 	if accountType == domain.HOMEPAGE || accountType == domain.BLOG {
 		return fmt.Sprintf("https://%s", AlphaNumeric())