What you saw is actually a pretty common design feature in many public and older-style toilets: a toilet seat with a front opening (a “U-shaped” or “split” seat).

🚽 Why Some Toilet Seats Have a Front Opening

That open gap at the front isn’t random—it’s intentional and has a few practical reasons.

🧼 1. Hygiene (the main reason)

The biggest reason is cleanliness.

It reduces contact between the seat and the most sensitive body areas
It helps prevent urine and germs from spreading onto the seat
It makes cleaning easier for staff in public bathrooms

Because there is no front section, there’s less surface that can get soiled.

🧍 2. Designed for public restrooms

These seats are often used in:

Airports
Restaurants
Offices
Hospitals
Schools

In public spaces, toilets are used by many people, so hygiene and easy maintenance are top priorities.

🧻 3. Makes wiping and cleaning easier for users

The opening allows:

Easier wiping without touching the seat too much
Less awkward positioning for some users
Reduced risk of contamination during use

⚖️ 4. Standard in some plumbing codes

In some countries (especially in North America), plumbing standards and health regulations historically encouraged or required this design in public toilets for sanitation reasons.

🤔 5. Why it looks unusual to you

In many countries, including Pakistan and others, most home toilets use full circular seats, so the open-front version can look strange if you’re seeing it for the first time.

🧠 Key takeaway

That opening isn’t decorative or accidental—it’s a hygiene-focused design meant to reduce contamination and make public toilet use cleaner and easier to maintain.

If you want, I can also explain: