Fish and Chips in Tokyo

Today I wanted to eat fish and chips suddenly. I searched for a place where I could eat it around my place on the web, and I went to a restaurant in Ueno. It wasn't too bad, but I think I can find a better one in another restaurant. I ate fish and chips when I went to London 15 years ago. I think the one I ate today was different from the one in London. Tokyo is a metropolis, so we can eat any kind of food from all over the world here. I believe that there is a restaurant that serves genuine British style fish and chips in Tokyo. I know that there are many British pubs in Tokyo. They might serve good fish and chips. The problem is that they are always crowded with people, and they are mostly guys from Western countries. I'm too scared to go there alone. In Tokyo, a woman going to a restaurant or bar by herself is very common, since many working single women are here. After work, we eat dinner on the way to our place. I can eat ramen, curry and beef-bowl in Yoshinoya by myself. Chinese dishes in a Chinese restaurant is also OK. Nobody pays much attention to me, so I can relax. But going to a pub alone is too hard, I imagine no single women are there. Maybe I should find a male friend to go there with ...