Add Japanese translations of qet_directory

elements/50_pneumatic/21_tanks/qet_directory

@@ -11,5 +11,6 @@
         <name lang="nl">Tanks</name>
         <name lang="el">Δοχεία</name>
         <name lang="da">Tanke</name>
+        <name lang="ja">タンク</name>
     </names>
 </qet-directory>

elements/50_pneumatic/31_control_valves/qet_directory

@@ -11,5 +11,6 @@
         <name lang="nl">Stuurkleppen 2 standen</name>
         <name lang="el">Βαλβίδες ελέγχου</name>
         <name lang="da">Styre ventiler</name>
+        <name lang="ja">制御弁</name>
     </names>
 </qet-directory>

elements/50_pneumatic/45_valves/qet_directory

@@ -10,5 +10,6 @@
         <name lang="el">Βαλβίδες</name>
         <name lang="nl">Kleppen</name>
         <name lang="da">Ventiler</name>
+        <name lang="ja">弁</name>
     </names>
 </qet-directory>

elements/50_pneumatic/51_cylinders/qet_directory

@@ -11,5 +11,6 @@
         <name lang="nl">Cilinders</name>
         <name lang="el">Έμβολα</name>
         <name lang="da">Cylindre</name>
+        <name lang="ja">シリンダ</name>
     </names>
 </qet-directory>

elements/50_pneumatic/61_drives/qet_directory

@@ -9,5 +9,6 @@
         <name lang="nl">Aandrijvingen</name>
         <name lang="cs">Pohony</name>
         <name lang="da">Drev</name>
+        <name lang="ja">駆動</name>
     </names>
 </qet-directory>

elements/50_pneumatic/81_air_treatment/qet_directory

@@ -11,5 +11,6 @@
         <name lang="nl">Luchtbehandeling</name>
         <name lang="el">Διαχείριση αέρα</name>
         <name lang="da">Trykluft</name>
+        <name lang="ja">空気処理</name>
     </names>
 </qet-directory>

elements/50_pneumatic/91_vacuum/qet_directory

@@ -10,5 +10,6 @@
         <name lang="nl">Vacuum</name>
         <name lang="el">Υποπίεση</name>
         <name lang="da">Vakuum</name>
+        <name lang="ja">真空</name>
     </names>
 </qet-directory>

elements/50_pneumatic/95_lines&connections/qet_directory

@@ -11,5 +11,6 @@
         <name lang="nl">Verbindingen</name>
         <name lang="el">Σύνδεσμοι σωλήνων</name>
         <name lang="da">Rør og fittings</name>
+        <name lang="ja">線と接続</name>
     </names>
 </qet-directory>

elements/50_pneumatic/qet_directory

@@ -11,5 +11,6 @@
         <name lang="nl">Pneumatiek</name>
         <name lang="ru">Пневматика</name>
         <name lang="da">Pneumatik</name>
+        <name lang="ja">空気圧</name>
     </names>
 </qet-directory>