The observatories are at 350m and 450m with capacity of 2000 people and 900 people respectively. The construction started on July 14th, 2008 and opened from May 22nd, 2012.
The admission ticket is 2000yen for first observatory and 3000yen for first and second observatory. Also, 500yen service fee is charged for time specific advance reservations. Prior reservations can be made through internet from two months before visiting date on first come first served basis. But the website is in Japanese language not useful for foreigners.
Tokyo Skytree entrance is in the 4th floor of Tokyo Skytree town which is in between Tokyo Skytree station (formerly known as Narihirabashi Station) and Oshiage Station.
Indian Restaurant at Skytree
Cafe at Skytree
View from Skytree Observatory