The Japanese translation has been completed by Masahiro Ikemoto.

h2/src/main/org/h2/res/_messages_ja.properties

@@ -129,8 +129,8 @@
 90105=\u30E6\u30FC\u30B6\u5B9A\u7FA9\u95A2\u6570\u3092\u5B9F\u884C\u4E2D\u306B\u4F8B\u5916\u304C\u767A\u751F\u3057\u307E\u3057\u305F
 90106={0} \u3092\u7A7A\u306B\u3067\u304D\u307E\u305B\u3093
 90107={1} \u304C\u4F9D\u5B58\u3057\u3066\u3044\u308B\u305F\u3081\u3001{0} \u3092\u30C9\u30ED\u30C3\u30D7\u3059\u308B\u3053\u3068\u306F\u3067\u304D\u307E\u305B\u3093
-90108=\#Out of memory.
-90109=\#View {0} is invalid\: {1}
+90108=\u30E1\u30E2\u30EA\u304C\u4E0D\u8DB3\u3057\u3066\u3044\u307E\u3059
+90109=\u30D3\u30E5\u30FC {0} \u306F\u7121\u52B9\u3067\u3059\: {1}
 90110={0} \u306F\u7BC4\u56F2\u5916\u3067\u3059
 90111=SQL\u30B9\u30C6\u30FC\u30C8\u30E1\u30F3\u30C8 {0} \u306B\u3088\u308B\u7D50\u5408\u30C6\u30FC\u30D6\u30EB\u30A2\u30AF\u30BB\u30B9\u30A8\u30E9\u30FC
 90112=\u30A4\u30F3\u30C7\u30C3\u30AF\u30B9 {0} \u304B\u3089\u524A\u9664\u3092\u8A66\u307F\u307E\u3057\u305F\u304C\u3001\u884C\u304C\u898B\u3064\u304B\u308A\u307E\u305B\u3093

h2/src/main/org/h2/server/web/res/_text_ja.properties

@@ -29,8 +29,8 @@ adminSave=\u4FDD\u5B58
 adminSessions=\u30A2\u30AF\u30C6\u30A3\u30D6\u30BB\u30C3\u30B7\u30E7\u30F3
 adminShutdown=\u30B7\u30E3\u30C3\u30C8\u30C0\u30A6\u30F3
 adminTitle=H2\u30B3\u30F3\u30BD\u30FC\u30EB\u8A2D\u5B9A
-adminTranslateHelp=\#Translate or improve the translation of the H2 Console.
-adminTranslateStart=\#Translate
+adminTranslateHelp=H2\u30B3\u30F3\u30BD\u30FC\u30EB\u306E\u65E5\u672C\u8A9E\u8A33\u3092\u66F4\u65B0\u3057\u307E\u3059\u3002
+adminTranslateStart=\u7FFB\u8A33
 helpAction=\u30A2\u30AF\u30B7\u30E7\u30F3
 helpAddAnotherRow=\u5225\u306E\u884C\u3092\u8FFD\u52A0
 helpAddDrivers=\u30C7\u30FC\u30BF\u30D9\u30FC\u30B9\u30C9\u30E9\u30A4\u30D0\u306E\u8FFD\u52A0