diff --git a/src/CommandFormats.hh b/src/CommandFormats.hh
index a254d22c..9dcb241f 100644
--- a/src/CommandFormats.hh
+++ b/src/CommandFormats.hh
@@ -1031,14 +1031,18 @@ struct S_Unknown_PC_V3_80 {
 // uninitialized data for security reasons before forwarding and things seem to
 // work fine.
 
-struct SC_SimpleMail_V3_81 {
+template <typename CharT>
+struct SC_SimpleMail_81 {
   le_uint32_t player_tag;
   le_uint32_t from_guild_card_number;
-  ptext<char, 0x10> from_name;
+  ptext<CharT, 0x10> from_name;
   le_uint32_t to_guild_card_number;
-  ptext<char, 0x200> text;
+  ptext<CharT, 0x200> text;
 };
 
+struct SC_SimpleMail_PC_81 : SC_SimpleMail_81<char16_t> { };
+struct SC_SimpleMail_V3_81 : SC_SimpleMail_81<char> { };
+
 // 82: Invalid command
 
 // 83 (S->C): Lobby menu
diff --git a/src/ReceiveCommands.cc b/src/ReceiveCommands.cc
index adf03ad9..7546e1b8 100644
--- a/src/ReceiveCommands.cc
+++ b/src/ReceiveCommands.cc
@@ -1724,15 +1724,25 @@ void process_choice_search(shared_ptr<ServerState>, shared_ptr<Client> c,
 
 void process_simple_mail(shared_ptr<ServerState> s, shared_ptr<Client> c,
     uint16_t, uint32_t, const string& data) { // 81
-  if ((c->version != GameVersion::GC) && (c->version != GameVersion::XB)) {
-    // TODO: implement this for non-V3
+  u16string message;
+  uint32_t to_guild_card_number;
+  if ((c->version == GameVersion::GC) || (c->version == GameVersion::XB)) {
+    const auto& cmd = check_size_t<SC_SimpleMail_V3_81>(data);
+    to_guild_card_number = cmd.to_guild_card_number;
+    message = decode_sjis(cmd.text);
+
+  } else if (c->version == GameVersion::PC) {
+    const auto& cmd = check_size_t<SC_SimpleMail_PC_81>(data);
+    to_guild_card_number = cmd.to_guild_card_number;
+    message = cmd.text;
+
+  } else {
+    // TODO
     send_text_message(c, u"$C6Simple Mail is not\nsupported yet on\nthis platform.");
     return;
   }
 
-  const auto& cmd = check_size_t<SC_SimpleMail_V3_81>(data);
-
-  auto target = s->find_client(nullptr, cmd.to_guild_card_number);
+  auto target = s->find_client(nullptr, to_guild_card_number);
 
   // If the sender is blocked, don't forward the mail
   for (size_t y = 0; y < 30; y++) {
@@ -1749,8 +1759,11 @@ void process_simple_mail(shared_ptr<ServerState> s, shared_ptr<Client> c,
   }
 
   // Forward the message
-  u16string msg = decode_sjis(cmd.text);
-  send_simple_mail(target, c->license->serial_number, c->game_data.player()->disp.name, msg);
+  send_simple_mail(
+      target,
+      c->license->serial_number,
+      c->game_data.player()->disp.name,
+      message);
 }
 
 
diff --git a/src/SendCommands.cc b/src/SendCommands.cc
index f6bb634b..abebfe54 100644
--- a/src/SendCommands.cc
+++ b/src/SendCommands.cc
@@ -556,9 +556,13 @@ void send_chat_message(shared_ptr<Client> c, uint32_t from_guild_card_number,
   send_header_text(c->channel, 0x06, from_guild_card_number, data, false);
 }
 
-void send_simple_mail_v3(shared_ptr<Client> c, uint32_t from_guild_card_number,
-    const u16string& from_name, const u16string& text) {
-  SC_SimpleMail_V3_81 cmd;
+template <typename CmdT>
+void send_simple_mail_t(
+    shared_ptr<Client> c,
+    uint32_t from_guild_card_number,
+    const u16string& from_name,
+    const u16string& text) {
+  CmdT cmd;
   cmd.player_tag = 0x00010000;
   cmd.from_guild_card_number = from_guild_card_number;
   cmd.from_name = from_name;
@@ -570,7 +574,11 @@ void send_simple_mail_v3(shared_ptr<Client> c, uint32_t from_guild_card_number,
 void send_simple_mail(shared_ptr<Client> c, uint32_t from_guild_card_number,
     const u16string& from_name, const u16string& text) {
   if ((c->version == GameVersion::GC) || (c->version == GameVersion::XB)) {
-    send_simple_mail_v3(c, from_guild_card_number, from_name, text);
+    send_simple_mail_t<SC_SimpleMail_V3_81>(
+        c, from_guild_card_number, from_name, text);
+  } else if (c->version == GameVersion::PC) {
+    send_simple_mail_t<SC_SimpleMail_PC_81>(
+        c, from_guild_card_number, from_name, text);
   } else {
     throw logic_error("unimplemented versioned command");
   }