docs: add 6 players in the README.md

README.md

@@ -22,6 +22,24 @@ $ make
 | :-------------------------------------: | :-----------:|
 | ![coco battle royale 2 gameplay](https://raw.githubusercontent.com/psywave-games/gifs/main/cocobattleroyale2.gif) | ![kokobatoru 2 gameplay](https://raw.githubusercontent.com/psywave-games/gifs/main/kokobatoru2.gif) |
 
-| move | attack | main player restart or insert coin | main player pause |
-| :--: | :----: | :--------------------------------: | :---------------: |
-| <kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd>| <kbd>A</kbd> <kbd>B</kbd> | <kbd>start</kbd> | <kbd>select</kbd> |
+### Controls ###
+
+ * player 1 is a main players thats start the game.
+ * player 3 needs a FourScore or a extra gamepad for famicom. (only jap/not usa eu consoles)
+ * player 4 needs a Fourscore adapter.
+
+| player | controls |
+| :----: | :------- |
+| 1 | **attack:**<kbd>A</kbd> **moves:**<kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd><br/>**restart**:<kbd>start</kbd> **pause:**<kbd>select</kbd> |
+| 2 | **attack:**<kbd>A</kbd> **moves:**<kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd> |
+| 3 | **attack:**<kbd>A</kbd> **moves:**<kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd> |
+| 4 | **attack:**<kbd>A</kbd> **moves:**<kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd> |
+
+### Extra Controls ###
+
+ * player 5 & 6 must need a homemade adapter, or if you use an emulator simply configure the keys.
+
+| player | virtual controls | logic controls |
+| :----: | :--------------- | :------------- |
+| 5 | **attack:**<kbd>A</kbd><br/>**moves:**<kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd> | **attack:**<kbd>2:B</kbd><br/>**moves:**<kbd>2:select</kbd> <kbd>2:start</kbd> <kbd>3:B</kbd> <kbd>3:select</kbd> |
+| 6 | **attack:**<kbd>A</kbd><br/>**moves:**<kbd>&uarr;</kbd> <kbd>&larr;</kbd> <kbd>&darr;</kbd> <kbd>&rarr;</kbd> | **attack:**<kbd>1:B</kbd><br/>**moves:**<kbd>3:start</kbd> <kbd>4:select</kbd> <kbd>4:B</kbd> <kbd>4:start</kbd> |