diff --git a/locale/ja/boiler.cfg b/locale/ja/boiler.cfg
new file mode 100644
index 0000000..f8f57ae
--- /dev/null
+++ b/locale/ja/boiler.cfg
@@ -0,0 +1,13 @@
+gas-boiler=Gas-fired boiler
+
+[entity-name]
+gas-boiler=Gas-fired boiler
+
+[entity-description]
+gas-boiler=Burns fluids.
+
+[mod-setting-name]
+vanilla-fluid-fuel-values=Make vanilla fluids burnable
+
+[mod-setting-description]
+vanilla-fluid-fuel-values=Fuel_value from solid-fuel proportionally applied to vanilla petroleum fluids.
\ No newline at end of file
diff --git a/locale/ja/gas.cfg b/locale/ja/gas.cfg
new file mode 100644
index 0000000..2e65617
--- /dev/null
+++ b/locale/ja/gas.cfg
@@ -0,0 +1,53 @@
+[entity-name]
+gas=Natural gas
+basic-chemical-plant=Basic chemical plant
+gas-extractor=Drilling rig
+
+[autoplace-control-names]
+gas=[fluid=gas] Natural gas
+
+[item-name]
+gas-extractor=__ENTITY__gas-extractor__
+bakelite=Bakelite
+phenol=Phenol
+basic-chemical-plant=__ENTITY__basic-chemical-plant__
+
+[item-description]
+gas-extractor=For extracting natural gas
+
+[fluid-name]
+gas=Natural gas
+formaldehyde=Formaldehyde
+
+[technology-name]
+gas-extraction=Natural gas extraction
+basic-chemistry=Basic chemistry
+bakelite=Bakelite
+
+[technology-description]
+gas-extraction=Learn to extract and process natural gas
+bakelite=A simple, but useful plastic
+
+[recipe-name]
+gas-reforming=Natural gas reforming
+gas-matter-processing=Natural gas conversion
+
+[recipe-description]
+gas-reforming=Steam-methane reforming & water-gas shift
+
+# Settings
+
+[mod-setting-name]
+bzgas-recipe-bypass=Bypass recipes
+bzgas-list=Make a list of modified recipes
+bzgas-more-intermediates=Enable more intermediates
+bzgas-boiler=Enable ElAdamo's fluid boiler
+
+[mod-setting-description]
+bzgas-recipe-bypass=Skip modifying these recipes (comma-separated list).
+bzgas-list=If enabled, the text command [color=orange]BZList[/color] will dump a file to the script-output directory with a full list of recipes modified.\nRecommended to turn this off after you are done configuring your other settings.
+bzgas-boiler=Natural gas mod currnelty can incorporate ElAdamo's public domain fluid boiler. If that mod is updated to 1.1, this may be removed.
+
+[string-mod-setting]
+bzgas-more-intermediates-no=No
+bzgas-more-intermediates-phenol=Yes: Phenol from coal or oil