diff --git a/FONT_TO_PY.md b/FONT_TO_PY.md
index b0ccbdf..5fc505a 100644
--- a/FONT_TO_PY.md
+++ b/FONT_TO_PY.md
@@ -114,7 +114,8 @@ $ font_to_py.py -k extended FreeSans.ttf 23 my_extended_font.py
  `extended` which adds unicode characters `°μπωϕθαβγδλΩ` to those in the
  original ASCII set of printable characters. At risk of stating the obvious
  this will only produce useful results if the source font file includes all
- specified glyphs.
+ specified glyphs. Charset files, and any specific documentation, may be found
+ in the `charsets` directory.
 
 The -c option may be used to reduce the size of the font file by limiting the
 character set. If the font file is frozen as bytecode this will not reduce RAM
diff --git a/Chinese_Japanese b/charsets/Chinese_Japanese
similarity index 100%
rename from Chinese_Japanese
rename to charsets/Chinese_Japanese
diff --git a/Chinese_Japanese.md b/charsets/Chinese_Japanese.md
similarity index 100%
rename from Chinese_Japanese.md
rename to charsets/Chinese_Japanese.md
diff --git a/charsets/Thailand b/charsets/Thailand
new file mode 100644
index 0000000..1565653
--- /dev/null
+++ b/charsets/Thailand
@@ -0,0 +1 @@
+abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!"#$%&'()*+,-./ก ข ฃ ค ฅ ฆ ง จ ฉ ช ซ ฌ ญ ฎ ฏ ฐ ฑ ฒ ณ ด ต ถ ท ธ น บ ป ผ ฝ พ ฟ ภ ม ย ร ฤ ล ฦ ว ศ ษ ส ห ฬ อ ฮ ฯ ะ ั า ำ ิ ี ึ ื ุ ู ฺ ฻ ฼ ฽ ฾ ฿ เ แ โ ใ ไ ๅ ๆ ็ ่ ้ ๊ ๋ ์ ํ ๎ ๏ ๐ ๑ ๒ ๓ ๔ ๕ ๖ ๗ ๘ ๙ ๚ ๛
diff --git a/cyrillic b/charsets/cyrillic
similarity index 100%
rename from cyrillic
rename to charsets/cyrillic
diff --git a/extended b/charsets/extended
similarity index 100%
rename from extended
rename to charsets/extended