diff --git a/i18n/ja.json b/i18n/ja.json
index faa007352..910cd05e9 100644
--- a/i18n/ja.json
+++ b/i18n/ja.json
@@ -22,7 +22,8 @@
 			"Yusuke1109",
 			"おはぐろ蜻蛉",
 			"ネイ",
-			"青子守歌"
+			"青子守歌",
+			"バレロン"
 		]
 	},
 	"math-desc": "<code>&lt;math&gt;</code> ... <code>&lt;/math&gt;</code> タグで囲まれた数式をレンダリング",
@@ -36,6 +37,7 @@
 	"math-visualeditor-mwlatexinspector-display-default": "既定",
 	"math-visualeditor-mwlatexinspector-display-inline": "インライン",
 	"math-visualeditor-mwlatexinspector-id": "リンクID (オプション)",
+	"math-visualeditor-mwlatexinspector-qid": "ウィキベースID(Q付き)",
 	"math-visualeditor-mwmathdialog-title": "数式",
 	"math-visualeditor-symbol-group-chem-addition": "付加反応",
 	"math-visualeditor-symbol-group-chem-aggregation": "集合状態",
diff --git a/i18n/sms.json b/i18n/sms.json
index 581d61495..26b49a52b 100644
--- a/i18n/sms.json
+++ b/i18n/sms.json
@@ -6,6 +6,8 @@
 	},
 	"math-visualeditor-symbol-group-chem-isotopes": "Isotoopp",
 	"math-visualeditor-symbol-group-math-logic": "Logikk",
+	"math_unknown_error": "toobdteʹmes vââʹǩǩ",
+	"math_unknown_function": "toobdteʹmes funktio \"$1\"",
 	"mw_math_png": "PNG-kaart",
 	"prefs-math": "Matematikk",
 	"math-wikibase-formula-name": "Nõmm",
diff --git a/i18n/zh-hans.json b/i18n/zh-hans.json
index 0d1ae891f..1b89a854a 100644
--- a/i18n/zh-hans.json
+++ b/i18n/zh-hans.json
@@ -16,7 +16,8 @@
 			"乌拉跨氪",
 			"予弦",
 			"神樂坂秀吉",
-			"铁桶"
+			"铁桶",
+			"Lantianjialiang"
 		]
 	},
 	"math-desc": "在<code>&lt;math&gt;</code>…<code>&lt;/math&gt;</code>标签间生成数学公式",
@@ -30,6 +31,7 @@
 	"math-visualeditor-mwlatexinspector-display-default": "默认",
 	"math-visualeditor-mwlatexinspector-display-inline": "行内",
 	"math-visualeditor-mwlatexinspector-id": "链接ID（可选）",
+	"math-visualeditor-mwlatexinspector-qid": "Wikibase ID（带 Q 作为前缀）",
 	"math-visualeditor-mwmathdialog-title": "数学公式",
 	"math-visualeditor-symbol-group-chem-addition": "加合物",
 	"math-visualeditor-symbol-group-chem-aggregation": "聚合状态",