PDF Invoice Japan for WooCommerce 1.38

Does "PDF Invoice Japan for WooCommerce" work with WordPress 6.4.3 and PHP 8.1.12? A smoke test was performed on .


No PHP errors, warnings or notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Looks good! No problems were detected.

Memory usage: 23.52 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

WordPress version6.4.3
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 100+
WordPress.org page https://wordpress.org/plugins/pdf-invoice-japan-for-woocommerce/

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Pages 2

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=pdf-invoice-japan-for-woocommerce%2Finvoicejapan.php&plugin_status=all&paged=1&s&_wpnonce=1f00067ad3
Aspect after-activation
HTTP status 200
Load time 0.536 s
Memory usage 3.37 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.190 s
Memory usage 3.33 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.358 s0.324 s-0.034 s3.38 MiB3.41 MiB+ 33.8 KiB
/wp-admin/edit.php0.221 s0.205 s-0.016 s3.41 MiB3.44 MiB+ 33.8 KiB
/wp-admin/post-new.php0.838 s0.571 s-0.267 s5.46 MiB5.51 MiB+ 47.28 KiB
/wp-admin/upload.php0.542 s0.367 s-0.175 s3.33 MiB3.34 MiB+ 16.42 KiB
/wp-admin/options-writing.php0.204 s0.325 s+0.121 s3.32 MiB3.33 MiB+ 9 KiB
/wp-admin/media-new.php0.301 s0.329 s+0.028 s3.3 MiB3.32 MiB+ 28.61 KiB
/wp-admin/edit-tags.php?taxonomy=category0.186 s0.184 s-0.002 s3.31 MiB3.35 MiB+ 33.78 KiB
/wp-admin/post-new.php?post_type=page0.575 s0.579 s+0.004 s5.45 MiB5.49 MiB+ 42.87 KiB
/wp-admin/options-discussion.php0.282 s0.251 s-0.031 s3.3 MiB3.32 MiB+ 16.91 KiB
/wp-admin/edit-comments.php0.276 s0.205 s-0.071 s3.34 MiB3.35 MiB+ 16.39 KiB
/0.265 s0.223 s-0.042 s3.36 MiB3.34 MiB- 20.13 KiB
Average 0.368 s0.324 s-0.044 s3.72 MiB3.75 MiB+ 23.52 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

Language % Lines of code Comment lines Files
Total 49,309 12,088 109

PHP Code Analysis | More results »

Lines of code 47,067
Total complexity 7,335
Median class complexity 147.0
Median method complexity 3.0
Most complex class TCPDF
Most complex function TCPDF::writeHTML()
Classes 15
Methods 734
Functions 1


Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options wp_options 4

PHP Error Log

The log file is empty.

See also: All tests for this plugin