diff --git a/source/data/brkitr/brklocal.mk b/source/data/brkitr/brklocal.mk
index 0855139b..716a03cc 100644
--- a/source/data/brkitr/brklocal.mk
+++ b/source/data/brkitr/brklocal.mk
@@ -39,13 +39,9 @@ BRK_DICT_SOURCE = burmesedict.txt khmerdict.txt laodict.txt\
 
 
 # List of break iterator files (brk).
-BRK_SOURCE = char.txt line.txt line_loose.txt line_loose_cj.txt\
- line_normal.txt line_normal_cj.txt sent.txt sent_el.txt title.txt\
+BRK_SOURCE = char.txt line_normal.txt line_normal_cj.txt\
  word.txt word_ja.txt
 
 
 # Ordinary resources
-BRK_RES_SOURCE = de.txt el.txt en.txt en_US.txt\
- es.txt fr.txt it.txt ja.txt\
- pt.txt ru.txt zh.txt zh_Hant.txt
-
+BRK_RES_SOURCE = ja.txt
diff --git a/source/data/brkitr/ja.txt b/source/data/brkitr/ja.txt
index 52d49942..9c3df43e 100644
--- a/source/data/brkitr/ja.txt
+++ b/source/data/brkitr/ja.txt
@@ -4,9 +4,6 @@ ja{
     Version{"2.1.44.56"}
     boundaries{
         line:process(dependency){"line_normal_cj.brk"}
-        line_loose:process(dependency){"line_loose_cj.brk"}
-        line_normal:process(dependency){"line_normal_cj.brk"}
-        line_strict:process(dependency){"line.brk"}
         word:process(dependency){"word_ja.brk"}
     }
 }
diff --git a/source/data/brkitr/root.txt b/source/data/brkitr/root.txt
index ef60ab6f..91697a40 100644
--- a/source/data/brkitr/root.txt
+++ b/source/data/brkitr/root.txt
@@ -5,11 +5,6 @@ root{
     boundaries{
         grapheme:process(dependency){"char.brk"}
         line:process(dependency){"line_normal.brk"}
-        line_loose:process(dependency){"line_loose.brk"}
-        line_normal:process(dependency){"line_normal.brk"}
-        line_strict:process(dependency){"line.brk"}
-        sentence:process(dependency){"sent.brk"}
-        title:process(dependency){"title.brk"}
         word:process(dependency){"word.brk"}
     }
     dictionaries{