Japanized for Twenty Twenty-One Plugin

Customize Twenty Twenty-One theme for Japanese.
This plugin only works with Twenty Twenty-One and its child themes.

Features

• Set the font family for Japanese.
• Noto Sans JP fonts can be applied.
• Font size can be set.
• Add major social icons (LINE, Hatena, Rakuten) in Japan.
• Change the “Powered by” text in the footer.
• Set the content width and the standard maximum width of the content.
• Add the breadcrumb.
• Add the table of contents.
• Add the Scroll Back to Top button.
• Add the sidebar. There is also a widget area that tracks scrolling.
• The table of contents can be automatically inserted into the sidebar (sticky).
• Set the background image of the header.
• jQuery is not used on the front side.

Restrictions

• Some features do not work in IE.

Acknowledgements

The font of the icon is “KouzanGyousho” font. Thank you for the wonderful font.
KouzanGyousho Font: http://opentype.jp/kouzangyousho.htm

1. Upload the jp-for-twentytwentyone folder to the /wp-content/plugins/ directory.
2. Activate the plugin through the Plugins menu in WordPress.

1. 

   Customize page

2. 

   Settings for Japan page

3. 

   Breadcrumb Settings page

4. 

   Table of contents Settings page

5. 

   Sidebar Settings page

6. 

   Content Settings page

7. 

   Footer Settings page

8. 

   Scroll Top Settings page

1.9.2

• Fixed a bug in smooth scrolling.

1.9.1

• Fixed a bug in the table of contents.
• Supported PHP 8.1 and WordPress 6.2.
• Code refactoring.

1.9.0

• Supported multiple pages (page breaks) in the table of contents.

1.8.6

• Fixed a bug in the table of contents.

1.8.5

• Fixed a bug that the table of contents is not displayed correctly in posts that include reusable block.

1.8.3

• Added Rakuten icon.

1.8.0

• Added an option to set the background image of the header.

1.7.0

• Added support for automatic insertion into the sidebar of the table of contents.
• Added design skin function.

1.6.0

• Added the sidebar.

1.5.0

• Added the Scroll Back to Top button.

1.4.0

• Added the table of contents.

1.3.0

• Added the breadcrumb.

1.2.0

• Added content width and standard content maximum width options.

1.1.0

• Added an option to change the “Powered by” text in the footer.

1.0.0

• Initial release.