3 files changed, 14 insertions, 0 deletions
diff --git a/src/lib/Locale/english.ts b/src/lib/Locale/english.ts
index d994475f..34666978 100644
--- a/src/lib/Locale/english.ts
+++ b/src/lib/Locale/english.ts
@@ -297,6 +297,12 @@ const English: Locale = {
 		minute: 'numeric'
 		// second: 'numeric'
 		// timeZoneName: 'short'
+	}).format,
+	dayFormatter: new Intl.DateTimeFormat('en-US', {
+		year: 'numeric',
+		month: 'long',
+		day: 'numeric',
+		weekday: 'long'
 	}).format
 };
 
diff --git a/src/lib/Locale/japanese.ts b/src/lib/Locale/japanese.ts
index 6004ce4e..3caea474 100644
--- a/src/lib/Locale/japanese.ts
+++ b/src/lib/Locale/japanese.ts
@@ -301,6 +301,13 @@ const Japanese: Locale = {
 		minute: 'numeric'
 		// second: 'numeric'
 		// timeZoneName: 'short'
+	}).format,
+	dayFormatter: new Intl.DateTimeFormat('ja-JP', {
+		// era: 'long',
+		year: 'numeric',
+		month: 'long',
+		day: 'numeric',
+		weekday: 'long'
 	}).format
 };
 
diff --git a/src/lib/Locale/layout.ts b/src/lib/Locale/layout.ts
index 2064ed00..c1a0df5f 100644
--- a/src/lib/Locale/layout.ts
+++ b/src/lib/Locale/layout.ts
@@ -277,4 +277,5 @@ export interface Locale {
 		parseError: LocaleValue;
 	};
 	dateFormatter: (date?: number | Date | undefined) => string;
+	dayFormatter: (date?: number | Date | undefined) => string;
 }