Floor plan design for single-family house with basement and garage/carport

If someone opens the door to the guest bathroom while another person is washing their hands, there is a collision.

Door opens outward and hung on the right

And one should consider whether the bedroom should be accessed through the dressing room rather than having it enclosed.

I built this situation with the enclosed dressing room 3 years ago and it turned out perfectly because there is also space for mirrors and you don't always want to run through the clothes. Especially when smaller children often still want to go into the bedroom, the things in the enclosed room are well stored.

I exactly agree with that. Why should I always have to go through the dressing room to get to the bedroom?

Regarding the door in the guest WC, the idea of rotating it is very good

Why should I always have to go through the dressing room to get to the bedroom first?

The reason is that the partner can continue sleeping when one person gets up. Especially important for shift workers.