Asumaru

“Multisite Language Switcher” is very attractive plugin. 
However, It may not be available for your site plan.
<ul>
<li>Site A (English) example-site.com/</li>
<li>Site A (Japanese) example-site.com/jp/</li>
<li>Site B (English) example-site.com/siteB/</li>
<li>Site B (Japanese) example-site.com/siteB-jp/</li>
<li>Site C (English) example-site.com/siteC/</li>
<li>Site C (Japanese) example-site.com/siteC-jp/</li>
</ul>
“Multisite Language Switcher” cannot tell the difference between site A, site B and site C. 
Therefore you cannot connect the language when there are site A, site B, site C.
“MSLS Grouping” adds “group_key” to settings of “Multisite Language Switcher”. 
For example, you set “group_key” with “SiteA” or “SiteB” or “SiteC”. 
You can limit a language site in a group by doing this plugin. 
You can display only the first site when there are multiple same language sites in a group.
And, it provide shortcode “SameLangSites” and widget “SameLangSites”. 
You can output the list of different groups of the same language. 
For example, “SameLangSites” of “site A (English)” lists ” site B (English)” and “site C (English)”.
<ul>
<li>Site A (English) => Site B (English), Site C (English)</li>
<li>Site B (Japanese) => Site A (Japanese), Site C (Japanese)</li>
</ul>
And, it provide “Language” column on the Table of Sites in network.
And, it provide “Language Flag” in Admin-Bar.

MSLS Grouping

You can multilingualize by "Multisite Language Switcher" with grouping the sites of the plural same languages.

Simplify international shipping with UPS Global Checkout for WooCommerce. This plugin seamlessly integrates UPS’s advanced shipping calculations into your WooCommerce store, providing accurate duties, taxes, and international shipping costs at checkout.
When customers shop from outside your home country, they’ll see complete landed costs upfront—including all duties, taxes, and fees—eliminating surprises and reducing cart abandonment. The plugin automatically calculates these costs in real-time based on the customer’s location and the products in their cart.
Key benefits: 
 * Transparent Pricing: Display total landed costs including duties, taxes, and international shipping fees before checkout 
 * Real-Time Calculations: Instant, accurate shipping rates powered by UPS’s global logistics network 
 * Improved Customer Experience: Customers know exactly what they’ll pay, reducing cart abandonment and increasing conversion rates 
 * Simplified Compliance: Automatically handle complex international tax and duty regulations 
 * Seamless Integration: Works directly within your existing WooCommerce checkout flow
Perfect for merchants looking to expand their international sales while maintaining transparency and trust with global customers.
<h4>Features</h4>
<ul>
<li>Calculate accurate international shipping rates</li>
<li>Display landed costs including duties, taxes, and fees</li>
<li>Seamless WooCommerce integration</li>
<li>Support for multiple shipping methods</li>
<li>Real-time shipping calculations</li>
</ul>

UPS Global Checkout For WooCommerce

Simplify international shipping with UPS Global Checkout for WooCommerce.

MSLS Grouping vs UPS Global Checkout For WooCommerce