In order to give your seafood restaurant a unique name, you can refer to the following suggestions:
1. "Poseidon Palace" (Poseidon Palace). The name sounds grand, luxurious, and directly reminiscent of seafood cuisine, which is very unique.
2. "Yiyi Island". The "yiyi" in the name means all or both, hinting at the deliciousness and uniqueness of the seafood.
3. "Moriguchi Island". The name comes from the idiom "keep your mouth shut", which describes seafood that is so delicious that people can't bear to talk to avoid missing the opportunity to taste it.
4. "Yixiang Seafood Restaurant". Among them, the word "yi" means leisure and rest, while the word "xiang" refers to the fragrant smell. The whole thing gives people an elegant and unique feeling.