NUMMIT

TintCal is a new kind of event calendar plugin designed for Japanese website creators and administrators. 
It eliminates the complexity and confusion often found in plugins made overseas, responding to the simple need of “just wanting to place an event calendar” with the best usability and a beautiful design.
= Key Features =
<ul>
<li>Easy Event Registration: Anyone can intuitively register and edit events from the WordPress admin screen.</li>
<li>Shortcode/Block Support: Place a calendar anywhere just by adding the <code>[tintcal id="..."]</code> shortcode or a dedicated block in the editor.</li>
<li>Responsive Design: The calendar displays beautifully without breaking its layout on smartphones or tablets.</li>
<li>Simple Settings: Basic customizations, such as the calendar header and weekend colors, can be easily configured.</li>
<li>Holiday Display: Automatically displays Japanese public holidays on the calendar.</li>
<li>Simple Category Management: You can register one type of schedule as a category and color-code the calendar.</li>
</ul>

TintCal

A beautiful and simple event calendar plugin for Japanese users. Add a calendar to any site with a shortcode, block, or widget.

pixelgrade

vlad.olaru

eugenandrei

The Open Hours plugin is designed to add a convenient time schedule to your website in order to maintain it without spending too much time or energy.
The goal is to eliminate the hassle of having to go through an overcomplicated process to set up your business’s operating schedule and current status.
Made with love by Pixelgrade!

Open Hours –  Easy Opening Hours

I found it very easy to work with this plugin's system. It handled with ease a very human way of writing the restaurant's open hours. 

Simple, but not simpler

The Open Hours plugin is designed to add a convenient time schedule to your website in order to maintain it without spending too much time or energy.

TintCal vs Open Hours – Easy Opening Hours