diff --git a/locales/ca-ES.yml b/locales/ca-ES.yml
index 352ba5b482..6022bc6a8c 100644
--- a/locales/ca-ES.yml
+++ b/locales/ca-ES.yml
@@ -2546,6 +2546,7 @@ _notification:
   newNote: "Nota nova"
   unreadAntennaNote: "Antena {name}"
   roleAssigned: "Rol assignat "
+  chatRoomInvitationReceived: "T'han invitat a una sala de xat"
   emptyPushNotificationMessage: "Les notificacions han sigut actualitzades"
   achievementEarned: "Aconseguiment desblocat"
   testNotification: "Notificació de prova"
@@ -2574,6 +2575,7 @@ _notification:
     receiveFollowRequest: "Rebuda una petició de seguiment"
     followRequestAccepted: "Petició de seguiment acceptada"
     roleAssigned: "Rol donat"
+    chatRoomInvitationReceived: "Invitat a la sala de xat"
     achievementEarned: "Assoliment desbloquejat"
     exportCompleted: "Exportació completada"
     login: "Iniciar sessió"
@@ -2713,6 +2715,7 @@ _moderationLogTypes:
   deletePage: "Esborrar la pàgina"
   deleteFlash: "Esborrar el guió"
   deleteGalleryPost: "Esborrar la publicació de la galeria"
+  deleteChatRoom: "Esborra la sala de xat"
   updateProxyAccountDescription: "Actualitzar descripció del compte proxy"
 _fileViewer:
   title: "Detall del fitxer"
diff --git a/locales/cs-CZ.yml b/locales/cs-CZ.yml
index ec6b5e0727..c5c8c0f860 100644
--- a/locales/cs-CZ.yml
+++ b/locales/cs-CZ.yml
@@ -11,6 +11,7 @@ username: "Uživatelské jméno"
 password: "Heslo"
 initialPasswordForSetup: "Počáteční heslo pro nastavení"
 initialPasswordIsIncorrect: "Počáteční heslo pro nastavení je nesprávné"
+initialPasswordForSetupDescription: "Použijte heslo, které jste nastavili v konfiguračním souboru, pokud jste Misskey instalovali ručně.\nPokud užíváte Misskey hostovací službu, použijte poskytnuté heslo.\nPokud jste heslo nenastavovali, zanechte prázdné."
 forgotPassword: "Zapomenuté heslo"
 fetchingAsApObject: "Načítám data z Fediversu..."
 ok: "Potvrdit"
@@ -48,6 +49,8 @@ pin: "Připnout"
 unpin: "Odepnout"
 copyContent: "Zkopírovat obsah"
 copyLink: "Kopírovat odkaz"
+copyRemoteLink: "Zkoprírovat vzdálený odkaz"
+copyLinkRenote: "Zkopírovat odkaz renotu"
 delete: "Smazat"
 deleteAndEdit: "Smazat a upravit"
 deleteAndEditConfirm: "Jste si jistí že chcete smazat tuto poznámku a editovat ji? Ztratíte tím všechny reakce, sdílení a odpovědi na ni."
@@ -540,6 +543,7 @@ showInPage: "Zobrazit na stránce"
 popout: "Pop-out"
 volume: "Hlasitost"
 masterVolume: "Celková hlasitost"
+notUseSound: "Zakázat zvuk"
 details: "Detaily"
 chooseEmoji: "Vybrat emotikon"
 unableToProcess: "Operace nebyla dokončena."
diff --git a/locales/it-IT.yml b/locales/it-IT.yml
index ee6e59b23e..724b5fc9d0 100644
--- a/locales/it-IT.yml
+++ b/locales/it-IT.yml
@@ -301,6 +301,7 @@ uploadFromUrlMayTakeTime: "Il caricamento del file può richiedere tempo."
 explore: "Esplora"
 messageRead: "Visualizzato"
 noMoreHistory: "Non c'è più cronologia da visualizzare"
+startChat: "Inizia a chattare"
 nUsersRead: "Letto da {n} persone"
 agreeTo: "Sono d'accordo con {0}"
 agree: "Accetto"
@@ -1331,9 +1332,25 @@ emojiPalette: "Tavolozza emoji"
 postForm: "Finestra di pubblicazione"
 textCount: "Il numero di caratteri"
 information: "Informazioni"
+chat: "Chat"
+migrateOldSettings: "Migrare le vecchie impostazioni"
+migrateOldSettings_description: "Di solito, viene fatto automaticamente. Se per qualche motivo non fossero migrate con successo, è possibile avviare il processo di migrazione manualmente, sovrascrivendo le configurazioni attuali."
 _chat:
+  noMessagesYet: "Ancora nessun messaggio"
+  newMessage: "Nuovo messaggio"
+  individualChat: "Chat individuale"
+  individualChat_description: "Puoi chattare con un profilo specifico."
+  roomChat: "Stanza di chat"
+  roomChat_description: "Puoi chattare con più profili.\nInoltre, anche i profili che non consentono chat personalizzate possono chattare se la controparte accetta."
+  createRoom: "Crea stanza"
+  inviteUserToChat: "Invita profili a chattare"
+  yourRooms: "Le tue stanze"
+  joiningRooms: "Stanze a cui partecipi"
   invitations: "Invita"
+  noInvitations: "Nessun invito"
+  history: "Cronologia"
   noHistory: "Nessuna cronologia"
+  noRooms: "Nessuna stanza"
   members: "Membri"
   home: "Home"
   send: "Inviare"
diff --git a/locales/zh-CN.yml b/locales/zh-CN.yml
index 05f77ea317..c4da76e80b 100644
--- a/locales/zh-CN.yml
+++ b/locales/zh-CN.yml
@@ -2546,6 +2546,7 @@ _notification:
   newNote: "新的帖子"
   unreadAntennaNote: "天线 {name}"
   roleAssigned: "授予的角色"
+  chatRoomInvitationReceived: "受邀加入聊天室"
   emptyPushNotificationMessage: "推送通知已更新"
   achievementEarned: "获得成就"
   testNotification: "测试通知"
@@ -2574,6 +2575,7 @@ _notification:
     receiveFollowRequest: "收到关注请求"
     followRequestAccepted: "关注请求已通过"
     roleAssigned: "授予的角色"
+    chatRoomInvitationReceived: "受邀加入聊天室"
     achievementEarned: "取得的成就"
     exportCompleted: "已完成导出"
     login: "登录"
@@ -2713,6 +2715,7 @@ _moderationLogTypes:
   deletePage: "删除了页面"
   deleteFlash: "删除了 Play"
   deleteGalleryPost: "删除了图库稿件"
+  deleteChatRoom: "删除聊天室"
   updateProxyAccountDescription: "更新代理账户的简介"
 _fileViewer:
   title: "文件信息"
diff --git a/locales/zh-TW.yml b/locales/zh-TW.yml
index 6ba6f1b711..a87507bb84 100644
--- a/locales/zh-TW.yml
+++ b/locales/zh-TW.yml
@@ -1350,7 +1350,7 @@ _chat:
   noInvitations: "沒有邀請"
   history: "歷史紀錄"
   noHistory: "沒有歷史紀錄"
-  noRooms: "此聊天室不存在"
+  noRooms: "沒有可用的聊天室"
   inviteUser: "邀請使用者"
   sentInvitations: "已傳送的邀請"
   join: "加入"