diff --git a/app/src/main/java/jp/juggler/subwaytooter/ActAbout.kt b/app/src/main/java/jp/juggler/subwaytooter/ActAbout.kt
index 57c38c17..ee5d0ee1 100644
--- a/app/src/main/java/jp/juggler/subwaytooter/ActAbout.kt
+++ b/app/src/main/java/jp/juggler/subwaytooter/ActAbout.kt
@@ -13,6 +13,14 @@ import jp.juggler.util.LogCategory
 
 class ActAbout : AppCompatActivity() {
 	
+	class Translators(
+		val name:String,
+		_search:String?,
+		val lang:String
+	){
+		val search :String = _search ?: name
+	}
+	
 	companion object {
 		val log = LogCategory("ActAbout")
 		
@@ -30,8 +38,22 @@ class ActAbout : AppCompatActivity() {
 		
 		const val url_weblate = "https://hosted.weblate.org/projects/subway-tooter/"
 		
-		val contributors = arrayOf(
-			Pair("@ButterflyOfFire@mstdn.fr", "arabic & french")
+		val translators = arrayOf(
+			Translators("Allan Nordhøy",null,"English & Norwegian Bokmål"),
+			Translators("ButterflyOfFire","@ButterflyOfFire@mstdn.fr", "Arabic & French"),
+			Translators("Ch",null,"Korean"),
+			Translators("Elizabeth Sherrock",null,"Chinese (Simplified)"),
+			Translators("Gennady Archangorodsky",null,"Hebrew"),
+			Translators("inqbs Siina",null,"Korean"),
+			Translators("Jeong Arm","jarm@qdon.space","Korean"),
+			Translators("Kai Zhang",null,"Chinese (Simplified)"),
+			Translators("lptprjh",null,"Korean"),
+			Translators("mynameismonkey",null,"Welsh"),
+			Translators("Nathan",null,"French"),
+			Translators("Owain Rhys Lewis",null,"Welsh"),
+			Translators("Swann Martinet",null,"French"),
+			Translators("takubunn",null,"Chinese (Simplified)"),
+			Translators("배태길",null,"Korea")
 		)
 	}
 	
@@ -89,11 +111,8 @@ class ActAbout : AppCompatActivity() {
 		val margin_top = (0.5f + density * 8).toInt()
 		val padding = (0.5f + density * 8).toInt()
 		
-		for(pair in contributors) {
+		for(who in translators) {
 			ll.addView(Button(this).apply {
-				val acct = pair.first
-				val languages = pair.second
-				
 				//
 				layoutParams = LinearLayout.LayoutParams(
 					LinearLayout.LayoutParams.WRAP_CONTENT,
@@ -107,14 +126,13 @@ class ActAbout : AppCompatActivity() {
 				isAllCaps = false
 
 				//
-				text = getString(R.string.search_for, acct) + "\n" +
-					getString(R.string.thanks_for, languages)
+				text = who.name + "\n" + getString(R.string.thanks_for, who.lang)
 				
 				gravity = Gravity.START or Gravity.CENTER_VERTICAL
 				
 				setOnClickListener {
 					val data = Intent()
-					data.putExtra(EXTRA_SEARCH, acct)
+					data.putExtra(EXTRA_SEARCH, who.search)
 					setResult(Activity.RESULT_OK, data)
 					finish()
 				}
diff --git a/app/src/main/java/jp/juggler/subwaytooter/ActAppSettingChild.kt b/app/src/main/java/jp/juggler/subwaytooter/ActAppSettingChild.kt
index e8d5d6c8..fe3da789 100644
--- a/app/src/main/java/jp/juggler/subwaytooter/ActAppSettingChild.kt
+++ b/app/src/main/java/jp/juggler/subwaytooter/ActAppSettingChild.kt
@@ -2033,7 +2033,7 @@ class ActAppSettingChild : AppCompatActivity()
 		
 		tv ?: return
 		
-		val cn = CustomShare.getCustomShareComponentName(this, pref, target)
+		val cn = CustomShare.getCustomShareComponentName(pref, target)
 		val (label, icon) = CustomShare.getInfo(packageManager, cn)
 		
 		tv.text = label ?: getString(R.string.not_selected)
diff --git a/app/src/main/java/jp/juggler/subwaytooter/action/CustomShare.kt b/app/src/main/java/jp/juggler/subwaytooter/action/CustomShare.kt
index e3186344..9a045796 100644
--- a/app/src/main/java/jp/juggler/subwaytooter/action/CustomShare.kt
+++ b/app/src/main/java/jp/juggler/subwaytooter/action/CustomShare.kt
@@ -23,6 +23,8 @@ object CustomShare {
 	
 	private val log = LogCategory("CustomShare")
 	
+	private const val translate_app_component_default = "com.google.android.apps.translate/com.google.android.apps.translate.TranslateActivity"
+	
 	// convert "pkgName/className" string to ComponentName object.
 	private fun String.cn() : ComponentName? {
 		try {
@@ -35,7 +37,6 @@ object CustomShare {
 	}
 	
 	fun getCustomShareComponentName(
-		context : Context,
 		pref : SharedPreferences,
 		target : CustomShareTarget
 	) : ComponentName? {
@@ -44,7 +45,7 @@ object CustomShare {
 		when(target) {
 			CustomShareTarget.Translate -> {
 				src = Pref.spTranslateAppComponent(pref)
-				defaultComponentName = context.getString(R.string.translate_app_component_default)
+				defaultComponentName = translate_app_component_default
 			}
 			
 			CustomShareTarget.CustomShare1 -> {
@@ -100,7 +101,7 @@ object CustomShare {
 		
 		try {
 			// convert "pkgName/className" string to ComponentName object.
-			val cn = getCustomShareComponentName(activity, activity.pref, target)
+			val cn = getCustomShareComponentName(activity.pref, target)
 			if(cn == null) {
 				showToast(activity,true,R.string.custom_share_app_not_found)
 				return
@@ -130,7 +131,7 @@ object CustomShare {
 	fun reloadCache(context : Context, pref : SharedPreferences) {
 		val pm = context.packageManager
 		CustomShareTarget.values().forEach { target ->
-			val cn = getCustomShareComponentName(context, pref, target)
+			val cn = getCustomShareComponentName(pref, target)
 			val pair = getInfo(pm, cn)
 			cache[target] = pair
 		}
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 7b7ef726..8d04e5c3 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -920,7 +920,6 @@
     <string name="show_translate_button">Show translate button</string>
     <string name="translate">Translate</string>
     <string name="translation_app" >Translation app</string>
-    <string name="translate_app_component_default" translatable="false">com.google.android.apps.translate/com.google.android.apps.translate.TranslateActivity</string>
     <string name="missing_app_can_receive_action_send">Missing app that can receive ACTION_SEND.</string>
     <string name="select_destination_app_and_back">Select the destination app, then back to app setting.</string>
     <string name="app_chooser_works_android_5_1">Sorry, app chooser works on Android 5.1+.</string>