Update email address for documents.

CODE_OF_CONDUCT.md

@@ -55,7 +55,7 @@ project may be further defined and clarified by project maintainers.
 ## Enforcement
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
-reported by contacting the project team at Mouri_Naruto@Outlook.com. All
+reported by contacting the project team at KurikoMouri@outlook.jp. All
 complaints will be reviewed and investigated and will result in a response that
 is deemed necessary and appropriate to the circumstances. The project team is
 obligated to maintain confidentiality with regard to the reporter of an 

CONTRIBUTING.md

@@ -4,8 +4,7 @@
 
 - Direct contributions
   - **Create pull requests directly.**
-  - Please send e-mails to Mouri_Naruto@Outlook.com if you have any
-    questions.
+  - Please send e-mails to KurikoMouri@outlook.jp if you have any questions.
   - You are forbidden to modify any content in any files and folders starting 
     with the "Mile." prefix, or your PR won't be merged and closed immediately.
 - Feedback suggestions and bugs.