Version 2.8

= 2.8.4 & 2.8.5- 2026-02-19 =

• Fixed – Improve webhook permission checks for Paidy integration
• Fixed – Added class existence checks to prevent fatal errors in block integrations (delivery, yomigana, and payment method blocks)
• Fixed – Added function existence check for Store API callback registration in COD fee handler
• Fixed – Removed unnecessary empty string return in billing full name method

= 2.8.3 – 2026-02-17 =

• Fixed – Conditional check for block status in has_date_or_time method to prevent undefined array key warnings
• Fixed – Undefined array key warnings in email_order_delivery_details method
• Update – Deprecated email template overrides removed and replaced with billing name retrieval filter for Japanese localization
• Update – Simplified activation redirect logic in paidy_redirect_to_wizard function

= 2.8.2 – 2026-01-08 =

• Fixed – Conditional check for delivery date block status to prevent undefined array key warnings

= 2.8.1 – 2026-01-06 =

• Fixed – Delivery date and time data not being saved properly to orders in WooCommerce Blocks checkout
• Fixed – Delivery date field validation and required field handling in checkout block
• Fixed – Delivery time slot display and selection issues
• Update – Code quality and performance enhancements

= 2.8.0 – 2026-01-06 =

• New – Complete WooCommerce Blocks checkout compatibility including delivery date and time selection
• New – Block-based settings page for improved admin experience
• New – Timezone support for delivery date selection in Checkout Block
• New – Webhook security measures with signature verification and IP whitelist
• New – PHP Unit test framework initialization
• Update – Enhanced usage tracking with improved data collection and privacy controls
• Update – Code quality improvements with comprehensive linting fixes
• Update – Japanese translations and PayPal gateway integration
• Update – Admin notices and translations with PayPal deprecation notice
• Update – Enhanced promotion notices and distribution configurations
• Fixed – Multiple bug fixes for improved stability and performance
• Fixed – Address field rendering issues in WooCommerce Blocks
• Fixed – Delivery date and time validation for shortcode checkouts
• Fixed – Yomigana feature for Checkout Block
• Fixed – Setting screen issues for Classic Block
• Fixed – Paidy payment method auto-enable on install/update
• Fixed – Tracking settings configuration
• Fixed – Removed deprecated admin classes, styles, and scripts
• Dev – Refactored settings architecture for better maintainability
• Dev – Updated dependencies and improved compatibility with WordPress 6.8+
• Dev – Added detailed logging and diagnostic information

Version 2.7

= 2.7.17 – 2025-11-12 =

• Bug – Strengthened verification of required fields for expected delivery date.
• Add – Added a notification email function if the required item for the expected delivery date is missing.

= 2.7.16 – 2025-11-07 =

• Bug – COD additional fee settings bug.

= 2.7.15 – 2025-11-05 =

• Bug – COD additional fee bug.
• Tweat – Add dispaly ECBuddy service announce.

= 2.7.13 & 2.7.14 – 2025-11-04 =

• Bug – Fixed Paidy Payment at using coupon bug.
• Tweat – Change support announce.

= 2.7.11 & 2.7.12 – 2025-10-31 =

• Bug – Fixed display Post debgug data.
• Dev – Make COD2 available in the Checkout Block.

= 2.7.10 – 2025-10-29 =

• Fixed – Fixed Paidy webhook URL bug.
• Tweat – Paidy Wizard message changed.

= 2.7.9 – 2025-10-22 =

• Fixed – Paidy remove refund button bug fixed.

= 2.7.7 & 2.7.8 – 2025-10-17 =

• Fixed – Paidy add_action hook orders Fixed.
• Dev – I created a link that can be set manually without using Paidy’s wizard.
• Dev – Security warnings can now be dismissed with one click.

= 2.7.6 – 2025-09-09 =

• Fixed – Update JP4WC Framework and bug Fixed.

= 2.7.5 – 2025-09-08 =

• Fixed – Paidy Wizard bug Fixed.

= 2.7.0 & 2.7.1 & 2.7.2 & 2.7.3 – 2025-09-05 =

• Update – Updated update requirements to match the latest version of WooCommerce(10.1.2).
• Update – Paidy Payment gateway.
• Fixed – Class bugs(2.7.1& 2.7.2)
• Fixed – Fixed double security warnings.
• Dev – Update and Install wizard for Paidy Payments.

Version 2.6

= 2.6.43 – 2025-05-23 =

• Fixed – Preview Email Bugs.

= 2.6.42 – 2025-05-07 =

• Fixed – Cross Site Request Forgery (CSRF) vulnerability.

= 2.6.40 – 2025-04-28 =

• Fixed – Class JP4WC_Usage_Tracking Bugs
• Updated – Updated warning text.

= 2.6.39 – 2025-04-24 =

• Fixed – Company input bug.
• Fixed – Class JP4WC_Usage_Tracking Bugs
• Updated – PHP Version check.
• Updated – Security Notice.

= 2.6.36 – 2025-04-15 =

• Fixed – Delivery date culcuration.
• Fixed – PayPal Plugin confriction.
• Fixed – Fixed a bug COD js code at Checkout Block.

= 2.6.35 – 2025-03-16 =

• Fixed – Fixed a bug where address display.

= 2.6.33 – 2025-03-14 =

• Fixed – Fixed a bug where the company name was not displayed.
• Fixed – Security Check Function to check external files.

= 2.6.32 – 2025-03-13 =

• Add – Security Check page for Japanese Credit Card Security Guide line.

= 2.6.26 & 2.6.27 – 2025-03-03 =

• Fixed – Address Fields at checkout block bug fixed.
• Add – Security notice change words and bug fixed.

= 2.6.24 – 2025-02-26 =

• Fixed – Address Fields at checkout block bug fixed.
• Fixed – Cod bug fixed.
• Add – Security notice change words.

= 2.6.23 – 2025-02-21 =

• Fixed – Address Fields at checkout block bug fixed.
• Fixed – Cod bug fixed.

= 2.6.22 – 2025-02-20 =

• Add – Supports checkout block for cash on delivery calculation.
• Fixed – Address Fields bug fixed.
• Fixed – Some code has been adapted to the official WordPress coding standards.

= 2.6.21 – 2025-02-19 =

• Add – Credit Card Security list notice.
• Fixed – JP4WC_Usage_Tracking bugs.
• Fixed – Some code has been adapted to the official WordPress coding standards.
• Change – Delete LINE PAY functions.

= 2.6.17 – 2024-08-06 =

• Change – Add LINE PAY End notice.

= 2.6.16 – 2024-07-16 =
*Fixed -fatal error at php file rquired.

= 2.6.15 – 2024-07-11 =

• Fixed – Fixed PHP warning bug on multisite.
• Fixed – Error handling in older WC versions.
• Tweak – Bank and postal transfer processing.
• Dev – Change in display position of bank transfer and postal transfer.

= 2.6.14 – 2024-05-15 =

• Fixed – Coupon bugs for Paidy Payment.

= 2.6.13 – 2024-05-10 =

• Fixed – Coupon bugs for Paidy Payment.

= 2.6.12 – 2024-05-09 =

• Dev – Warning display for PHP version sites whose support has expired.
• Fixed – Some bugs for AtStore Payment gateway.

= 2.6.11 – 2024-05-01 =

• Fixed – Some bugs for some Payment gateway.

= 2.6.10 – 2024-02-05 =

• Fixed – Some bugs for notice.

= 2.6.9 – 2024-01-26 =

• Dev – Compatible checkout block for Paidy payments.

= 2.6.8 – 2024-01-23 =

• Dev – Compatible checkout block for at-store, bank-jp, postal office bank payments.

= 2.6.7 – 2024-01-19 =

• Fixed – Payment gateway warnign bugs.
• Dev – Add JP4WC Tracker

= 2.6.6 – 2023-11-28 =

• Fixed – Update order on-hold email template.

= 2.6.5 – 2023-10-27 =

• Fixed – Input postalcode for iPhone behavior.
• Dev – Remove peachPay plugin

= 2.6.4 – 2023-09-26 =

• Fixed – The bug of New Order at Admin.
• Fixed – the label CSS at delivery time and date.
• Fixed – Yahoo! API endpoint bug.

= 2.6.1 & 2.6.2 & 2.6.3 – 2023-08-10 =

• Fixed – The bug of display shipping phone at email.
• Fixed – Order post meta display bug for shipping date and term.

= 2.6.0 – 2023-08-03 =

• Update – Compatible HPOS
• Update – Changed the required version of WooCommerce to 6.0 or higher.
• Fixed – Some bugs

= 2.5.13 – 2023-07-02 =

• Update – PeachPay 1.95.0

= 2.5.12 – 2023-06-23 =

• Fixed – not required Manager Name for shortcode.

= 2.5.11 – 2023-06-05 =

• Fixed – Yahoo API endpoint setting bug.

= 2.5.10 – 2023-05-13 =

• Fixed – PayPal Payment frequent error messages.

= 2.5.9 – 2023-05-05 =

• Fixed – PayPal Payment Plugin conflict.
• Tweak – Delete Delivery time and date placeholder.

= 2.5.8 – 2023-05-04 =

• Update – PayPal Payment 2.0.4.
• Fixed – Law Page setting.
• Fixed – Reflected Cross-Site Scripting.

= 2.5.7 – 2023-05-02 =

• Update – PeachPay 1.91.5.
• Update – Fixed Reflected Cross-Site Scripting.

= 2.5.6 – 2023-02-28 =

• Update – Paidy Payments system Update to 1.2.

= 2.5.5 – 2023-02-21 =

• Fixed – Fixed Reflected Cross-Site Scripting.

= 2.5.4 – 2023-02-10 =

• Fixed – Fixed a bug in handling virtual goods.

= 2.5.3 – 2022-07-25 =

• Fixed – Automatic address entry from zip code using Yahoo! API bug.

= 2.5.2 – 2022-07-05 =

• Fixed – Paidy Payments bug.

= 2.5.1 – 2022-07-04 =

• Fixed – Automatic address entry from zip code using Yahoo! API bug.

= 2.5.0 – 2022-07-01 =

• Fixed – Replaced the old Yahoo! API with the new Yahoo! API mechanism.
• Dev – For download products, a function to reduce input items

= 2.4.1 – 2022-06-03 =

• Fixed – The PayPal Payments bug.
• Fixed – Some localize text-domains.
• Dev – Add argument $order for following filter hooks, wc4jp_delivery_details_text, wc4jp_delivery_date_text, wc4jp_time_zone_text

= 2.4.0 – 2022-06-01 =

• Dev – Add New PayPal Checkout Payments.
• Dev – Add telephone setting at law page.
• Update – PeachPay 1.65.0.

= 2.3.8 – 2021-12-07 =

• Dev – Add felmat Affiliate Setting.
• Fixed – auto postal code input.
• Dev – Add PeachPay payment.

= 2.3.7 – 2021-12-03 =

• Fixed – Admin notice’s bug.

= 2.3.6 – 2021-11-16 =

• Fixed – Admin notice’s bug.

= 2.3.4 & 2.3.5 – 2021-11-12 =

• Add – Admin notice for our PR.
• Fixed – Some codes are cleared.

= 2.3.1 & 2.3.2 & 2.3.3 – 2021-10-27 =

• Fixed – A8.net affiliate tracking tag.

= 2.3.0 – 2021-10-25 =

• Dev – Add Affiliate Setting.

= 2.2.21 – 2021-09-07 =

• Fixed – Some bugs at LINE Pay payment
• Add – Add jp4wc_bank_details as filter hook at Japan Bank Payment
• Add – Add jp4wc_display_date_and_time_zone as filter hook at Delivery date
• Fixed – Shipping Phone for Compatibility fixes for WooCommerce 5.6
• Update – JP4WC Framework to v2.0.12

= 2.2.20 – 2021-08-23 =

• Fixed – Some bugs at LINE Pay payment
• Fixed – Some bugs at Paidy payment

= 2.2.19 – 2021-08-19 =

• Dev – Add Payment icon for some Japanese payments.
• Dev – Change first name to full name in e-mail.

= 2.2.18 – 2021-07-29 =

• Fixed – PayPal Payment class conflict.

= 2.2.17 – 2021-07-27 =

• Fixed – Paidy logo renewal
• Update – PayPal Express checkout payment to v2.1.2
• Update – JP4WC Framework to v2.0.11
• Dev – News for admin dashboard
• Fixed – delivery class bug fixed
• Enhancement – some css files change to scss

= 2.2.16 – 2021-06-14 =

• Fixed – Support for product names that include double quotes at Paidy
• Fixed – Last name and first name reversal at LINE PAY

= 2.2.15 – 2021-05-17 =

• Fixed – save Shipping time bug.

= 2.2.14 – 2021-04-25 =

• Fixed – Shipping address display problem.
• Fixed – Address display for PayPal payments.
• Fixed – Save and view shipping date.

= 2.2.13 – 2021-04-15 =

• Update – JP4WC Framework 2.0.9
• Fixed – LINE PAY error display for hiragana input.
• Fixed – Display shipping phone data at e-mail.
• Fixed – Hide date and time zone specifications for virtual products.
• Fixed – Label ID missing

= 2.2.12 – 2021-01-13 =

• Fixed – Fixed holiday settings for estimated delivery dates
• Fixed – read css and js file at admin

= 2.2.10 & 11 – 2020-12-15 =

• Fixed – PHP7.3 Supports PHP 7.3 and below.

= 2.2.9 – 2020-12-14 =

• Dev – Change the Subscription product Price string.

= 2.2.8 – 2020-12-01 =

• Fix – remove PayPal BN code.

= 2.2.7 – 2020-11-02 =

• Dev – add check required Katakana
• Fix – some bug fix at PayPal Checkout.

= 2.2.6 – 2020-08-20 =

• Enhancement – Compatibility fixes for WordPress 5.5
• Fix – some bug fix at admin.

= 2.2.5 – 2020-07-02 =

• Fix – post code automation and linepay bug.

= 2.2.4 – 2020-06-12 =

• Fix – honorific suffix bug.

= 2.2.3 – 2020-06-11 =

• Update – Paidy payment gateway 1.1.5

= 2.2.2 – 2020-05-11 =

• Dev – Supports Paidy and LINE Pay for virtual products
• Dev – Enabled to display the day of the week on the scheduled delivery date.
• Fix – Corrected the Japanese display of the name.
• Update – JP4WC Framework 2.0.4

= 2.2.1 – 2020-01-24 =

• Fix – LINE Pay bugs and update.

= 2.2.0 – 2020-01-16 =

• Add – LINE Pay Checkout gateway.
• Fix – Paidy payment bugs and update.

= 2.1.16 – 2019-12-30 =

• Fix – Paidy payment webhook reaction’s bug.

= 2.1.15 – 2019-12-27 =

• Tweat – Paidy payment webhook reaction.

= 2.1.14 – 2019-12-19 =

• Fix – Payment display setting.
• Fix – Paidy payment bugs fixed.

= 2.1.12 &2.1.13 – 2019-12-17 =

• Fix – Paidy payment bugs at terms fixed.

= 2.1.11 – 2019-12-10 =

• Fix – Shop owner admin display setting.

= 2.1.10 – 2019-11-25 =

• Update – JP4WC Framework 2.0.3
• Fix – Post and Bank payment discription bug fixed

= 2.1.8 & 2.1.9 – 2019-11-19 =

• Fix – Paidy payment bugs at terms fixed.

= 2.1.7 – 2019-11-13 =

• Fix – Paidy payment bugs at terms fixed.

= 2.1.6 – 2019-10-19 =

• Fixed – Paidy bug fixed.

= 2.1.5 – 2019-09-27 =

• Fixed – COD double display message thanks page fixed.
• Fixed – Paidy bug fixed.

= 2.1.4 – 2019-09-26 =

• Fixed – Paidy bug fixed.

= 2.1.3 – 2019-09-21 =

• Fixed – Bug fixed.

= 2.1.2 – 2019-09-19 =

• Fixed – Supports WPML for addresses, etc.

= 2.1.1 – 2019-09-18 =

• Fixed – yomigana not require bug for Paidy Payment.

= 2.1.0 – 2019-09-09 =

• Add – Paidy payment gateway.
• Fixed – Paidy payment gateway bug for other payment plugins.

= 2.0.7 – 2019-09-07 =

• Stop – Paidy payment gateway. fatal error happened.

= 2.0.6 – 2019-09-06 =

• Add – Paidy payment gateway.

= 2.0.5 – 2019-09-04 =

• Fix – COD warnig error escape.

= 2.0.4 – 2019-09-02 =

• Fix – But some text fixed and add explanation.

= 2.0.3 – 2019-08-20 =

• Fix – download order address bug and some fixed.

= 2.0.2 – 2019-08-15 =

• Fix – COD culculation error.

= 2.0.1 – 2019-08-14 =

• Fix – file pass error.

= 2.0.0 – 2019-08-14 =

• Dev – Notation based on Specified Commercial Transaction Law
• Dev – Add Japanized for PayPal Checkout method.
• Fix – Significant coding review and correction.

= 1.2.29 – 2019-08-13 =

• Fix – Japanese setting bug.
• Dev – PayPal Checkout setting.

= 1.2.28 – 2019-08-04 =

• Fix – ajax woocommerce_admin error.

= 1.2.27 – 2019-05-28 =

• Fix – global status error.

= 1.2.26 – 2019-05-11 =

• Dev – Warning Error fixed.

= 1.2.25 – 2018-11-20 =

• Dev – New wc4jp framework.

= 1.2.24 – 2018-11-14 =

• Dev – New wc4jp framework.
• Dev – Eliminate the order of addresses for Japan.

= 1.2.23 – 2018-11-08 =

• Fix – Update for WooCommerce 3.5 compatibility.
• Fix – Change file composition.

= 1.2.22 – 2018-07-27 =

• Fix – bug at admin in save action.

= 1.2.21 – 2018-07-14 =

• Tweak – My account template update for 3.4.

= 1.2.20 – 2018-04-17 =

• Dev – Add filter in Shipping time zone and date.

= 1.2.19 – 2018-01-07 =

• Dev – Separete the setting page in Admin.
• Dev – Holiday and day of the week of no shipment setting.
• Dev – Check framework version.
• Fix – shipping address display bug.

= 1.2.18 – 2017-10-29 =

• Fix – Auto Zip-code address bug.

= 1.2.17 – 2017-10-26 =

• Fix – My account address bug.

= 1.2.16 – 2017-10-20 =

• Fix – Update for WooCommerce 3.2 compatibility.

= 1.2.15 – 2017-08-31 =

• Fix – Checkout auto address input.
• Fix – PayPal bn bug.
• Fix – Delivery date update.

= 1.2.14 – 2017-08-24 =

• Fix – Japanese of the prefecture.

= 1.2.13 – 2017-08-22 =

• Fix – Post Office e-mail display.
• Fix – Edit delivery data in Admin.

= 1.2.12 – 2017-06-27 =

• Fix – Update customer data.

= 1.2.8-11 – 2017-06-22 =

• Dev – Update framework.

= 1.2.7 – 2017-06-12 =

• Dev – Use frame work for setting form.
• Dev – Change Template for account edit form.

= 1.2.6 – 2017-04-27 =

• Fix – bug of Postcode and state Display

= 1.2.5 – 2017-04-19 =

• Fix – Garbled characters shipping raw in e-mail

= 1.2.4 – 2017-04-04 =

• Fix – New crud system bug, for WC3.0

= 1.2.3 – 2017-13-03 =

• Fix – Post Office status
• Dev – Honorific suffix (Sama) display
• Fix – Update for WooCommerce 2.7 compatibility.

= 1.2.2 – 2017-02-16 =

• Fix – adjust SSL

= 1.2.1 – 2017-02-08 =

• Fix – jQuery conflict
• Fix – bug on save setting

= 1.2.0 – 2017-02-07 =

• Dev – Automatic zip code entry
• Dev – Delivery date designation
• Dev – Change Setting UI and use Setting API

= 1.2.0 – 07/02/2016 =
* Dev – Automatic zip code entry
* Dev – Delivery date designation
* Dev – Change Setting UI and use Setting API

= 1.1.5 – 12/12/2016 =
* Fix – Bug of the payment gateways update_options

= 1.1.4 – 05/12/2016 =
* Fix – Bug of the payment gateways of COD for Subscriptions on WC2.5 before

= 1.1.3 – 29/11/2016 =
* Dev – Add payment gateways of COD for Subscriptions

= 1.1.2 – 31/08/2016 =
* Fix – some bugs

= 1.1.1 – 05/08/2016 =
* Dev – Free Shipping Display
* Tweak – payment funcion

= 1.1.0 – 20/06/2016 =
* Tweak – adapt WooCommerce 2.6