diff --git a/languages/ja-JP-help.lang.json b/languages/ja-JP-help.lang.json
index 70b87e3b..b45fde25 100644
--- a/languages/ja-JP-help.lang.json
+++ b/languages/ja-JP-help.lang.json
@@ -15,6 +15,7 @@
   "DEBUG <option>\n\nProvides various debugging commands for the IRCd. <option> can be one of:\n\n* GCSTATS: Garbage control statistics.\n* NUMGOROUTINE: Number of goroutines in use.\n* STARTCPUPROFILE: Starts the CPU profiler.\n* STOPCPUPROFILE: Stops the CPU profiler.\n* PROFILEHEAP: Writes a memory profile.\n* CRASHSERVER: Crashes the server (for use in failover testing)": "",
   "DEOPER\n\nDEOPER removes the IRCop privileges granted to you by a successful /OPER.": "",
   "DLINE [ANDKILL] [MYSELF] [duration] <ip>/<net> [ON <server>] [reason [| oper reason]]\nDLINE LIST\n\nBans an IP address or network from connecting to the server. If the duration is\ngiven then only for that long. The reason is shown to the user themselves, but\neveryone else will see a standard message. The oper reason is shown to\noperators getting info about the DLINEs that exist.\n\nBans are saved across subsequent launches of the server.\n\n\"ANDKILL\" means that all matching clients are also removed from the server.\n\n\"MYSELF\" is required when the DLINE matches the address the person applying it is connected\nfrom. If \"MYSELF\" is not given, trying to DLINE yourself will result in an error.\n\n[duration] can be of the following forms:\n\t1y 12mo 31d 10h 8m 13s\n\n<net> is specified in typical CIDR notation. For example:\n\t127.0.0.1/8\n\t8.8.8.8/24\n\nON <server> specifies that the ban is to be set on that specific server.\n\n[reason] and [oper reason], if they exist, are separated by a vertical bar (|).\n\nIf \"DLINE LIST\" is sent, the server sends back a list of our current DLINEs.": "",
+  "EXTJWT <target> [service_name]\n\nGet a JSON Web Token for target (either * or a channel name).": "",
   "HELP <argument>\n\nGet an explanation of <argument>, or \"index\" for a list of help topics.": "",
   "HELPOP <argument>\n\nGet an explanation of <argument>, or \"index\" for a list of help topics.": "",
   "HISTORY <target> [limit]\n\nReplay message history. <target> can be a channel name, \"me\" to replay direct\nmessage history, or a nickname to replay another client's direct message\nhistory (they must be logged into the same account as you). [limit] can be\neither an integer (the maximum number of messages to replay), or a time\nduration like 10m or 1h (the time window within which to replay messages).": "",
@@ -53,12 +54,14 @@
   "SANICK <currentnick> <newnick>\n\nGives the given user a new nickname.": "",
   "SCENE <target> <text to be sent>\n\nThe SCENE command is used to send a scene notification to the given target.": "",
   "SETNAME <realname>\n\nThe SETNAME command updates the realname to be the newly-given one.": "",
+  "SUMMON [parameters]\n\nThe SUMMON command is not implemented.": "",
   "TIME [server]\n\nShows the time of the current, or the given, server.": "",
   "TOPIC <channel> [topic]\n\nIf [topic] is given, sets the topic in the channel to that. If [topic] is not\ngiven, views the current topic on the channel.": "",
   "UNDLINE <ip>/<net>\n\nRemoves an existing ban on an IP address or a network.\n\n<net> is specified in typical CIDR notation. For example:\n\t127.0.0.1/8\n\t8.8.8.8/24": "",
   "UNKLINE <mask>\n\nRemoves an existing ban on a mask.\n\nFor example:\n\tdan\n\tdan!5*@127.*": "",
   "USER <username> 0 * <realname>\n\nUsed in connection registration, sets your username and realname to the given\nvalues (though your username may also be looked up with Ident).": "",
   "USERHOST <nickname>{ <nickname>}\n\t\t\nShows information about the given users. Takes up to 10 nicknames.": "",
+  "USERS [parameters]\n\nThe USERS command is not implemented.": "",
   "VERSION [server]\n\nViews the version of software and the RPL_ISUPPORT tokens for the given server.": "",
   "WEBIRC <password> <gateway> <hostname> <ip> [:<flags>]\n\nUsed by web<->IRC gateways and bouncers, the WEBIRC command allows gateways to\npass-through the real IP addresses of clients:\nircv3.net/specs/extensions/webirc.html\n\n<flags> is a list of space-separated strings indicating various details about\nthe connection from the client to the gateway, such as:\n\n- tls: this flag indicates that the client->gateway connection is secure": "",
   "WHO <name> [o]\n\nReturns information for the given user.": "",