Gundam Base | Odaiba
This is located in the shopping center called Diver City Center where you can find shopping, restaurants , cafe as well as big game arcade and many other things you can find. It is also walk-able distance from Miraikan (National Museum of Emerging Science and Innovation) or Museum of Maritime Science.
Gundam is a Japanese anime started in 1979 (link for wiki), which was my very very early childhood. The anime was sensational for me and other youth at that time. Omuro is the boy who became a pilot for this so-called mobile suit robot his dad created. The whole story takes place in the beginning of humans start to conquer the galaxy.