Update runtime files
diff --git a/runtime/tutor/tutor.ja.euc b/runtime/tutor/tutor.ja.euc
index 3b41337..92e040d 100644
--- a/runtime/tutor/tutor.ja.euc
+++ b/runtime/tutor/tutor.ja.euc
@@ -955,7 +955,7 @@
 	½ÐÈǼÒ: New Riders
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   ¿¤¯¤ÎÎãÂê¤ä¿ÞÈǤ¬·ÇºÜ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
-  ¼¡¤ÎURL¤ò»²¾È¤·¤Æ²¼¤µ¤¤ http://iccf-holland.org/click5.html
+  ¼¡¤ÎURL¤ò»²¾È¤·¤Æ²¼¤µ¤¤ https://iccf-holland.org/click5.html
 
   ¼¡¤Ï Vim ¤è¤ê¤â Vi ¤Ë¤Ä¤¤¤Æ½ñ¤«¤ì¤¿¸Å¤¤ËܤǤ¹¤¬¿äÁ¦¤·¤Þ¤¹:
 	Learning the Vi Editor - by Linda Lamb