The construction of the “Tokyo International Manga Library” has just started in downtown Tokyo. This project of the Meiji University will be completed by 2014, becoming the biggest library in the world exclusively dedicated to host comics (manga). The 5-floor building will host more than two million mangas, anime, games and all kinds of articles related to the Japanese manganime industry.
It is still not confirmed, but in addition to the library there will probably be a complementary museum.
This is how the library will look like: